diff --git a/code/__DEFINES/cult.dm b/code/__DEFINES/cult.dm
index f9cd5e9edd6..af420c14190 100644
--- a/code/__DEFINES/cult.dm
+++ b/code/__DEFINES/cult.dm
@@ -26,8 +26,8 @@
 #define DEFAULT_TOOLTIP "6:-29,5:-2"
 //misc
 #define SOULS_TO_REVIVE 3
-#define BLOODCULT_EYE "f00"
+#define BLOODCULT_EYE "#FF0000"
 //soulstone & construct themes
-#define THEME_CULT "cult" 
+#define THEME_CULT "cult"
 #define THEME_WIZARD "wizard"
 #define THEME_HOLY "holy"
diff --git a/code/__HELPERS/mobs.dm b/code/__HELPERS/mobs.dm
index 18520f5b47e..beb98d0b234 100644
--- a/code/__HELPERS/mobs.dm
+++ b/code/__HELPERS/mobs.dm
@@ -4,21 +4,21 @@
 /proc/random_eye_color()
 	switch(pick(20;"brown",20;"hazel",20;"grey",15;"blue",15;"green",1;"amber",1;"albino"))
 		if("brown")
-			return "630"
+			return "#663300"
 		if("hazel")
-			return "542"
+			return "#554422"
 		if("grey")
-			return pick("666","777","888","999","aaa","bbb","ccc")
+			return pick("#666666","#777777","#888888","#999999","#aaaaaa","#bbbbbb","#cccccc")
 		if("blue")
-			return "36c"
+			return "#3366cc"
 		if("green")
-			return "060"
+			return "#006600"
 		if("amber")
-			return "fc0"
+			return "#ffcc00"
 		if("albino")
-			return pick("c","d","e","f") + pick("0","1","2","3","4","5","6","7","8","9") + pick("0","1","2","3","4","5","6","7","8","9")
+			return "#" + pick("cc","dd","ee","ff") + pick("00","11","22","33","44","55","66","77","88","99") + pick("00","11","22","33","44","55","66","77","88","99")
 		else
-			return "000"
+			return "#000000"
 
 /proc/random_underwear(gender)
 	if(!GLOB.underwear_list.len)
@@ -78,7 +78,7 @@
 	if(!GLOB.moth_markings_list.len)
 		init_sprite_accessory_subtypes(/datum/sprite_accessory/moth_markings, GLOB.moth_markings_list)
 	//For now we will always return none for tail_human and ears.
-	return(list("mcolor" = pick("FFFFFF","7F7F7F", "7FFF7F", "7F7FFF", "FF7F7F", "7FFFFF", "FF7FFF", "FFFF7F"),"ethcolor" = GLOB.color_list_ethereal[pick(GLOB.color_list_ethereal)], "tail_lizard" = pick(GLOB.tails_list_lizard), "tail_human" = "None", "wings" = "None", "snout" = pick(GLOB.snouts_list), "horns" = pick(GLOB.horns_list), "ears" = "None", "frills" = pick(GLOB.frills_list), "spines" = pick(GLOB.spines_list), "body_markings" = pick(GLOB.body_markings_list), "legs" = "Normal Legs", "caps" = pick(GLOB.caps_list), "moth_wings" = pick(GLOB.moth_wings_list), "moth_antennae" = pick(GLOB.moth_antennae_list), "moth_markings" = pick(GLOB.moth_markings_list), "tail_monkey" = "None"))
+	return(list("mcolor" = "#[pick("7F","FF")][pick("7F","FF")][pick("7F","FF")]","ethcolor" = GLOB.color_list_ethereal[pick(GLOB.color_list_ethereal)], "tail_lizard" = pick(GLOB.tails_list_lizard), "tail_human" = "None", "wings" = "None", "snout" = pick(GLOB.snouts_list), "horns" = pick(GLOB.horns_list), "ears" = "None", "frills" = pick(GLOB.frills_list), "spines" = pick(GLOB.spines_list), "body_markings" = pick(GLOB.body_markings_list), "legs" = "Normal Legs", "caps" = pick(GLOB.caps_list), "moth_wings" = pick(GLOB.moth_wings_list), "moth_antennae" = pick(GLOB.moth_antennae_list), "moth_markings" = pick(GLOB.moth_markings_list), "tail_monkey" = "None"))
 
 /proc/random_hairstyle(gender)
 	switch(gender)
diff --git a/code/__HELPERS/sanitize_values.dm b/code/__HELPERS/sanitize_values.dm
index acfd19bae52..cdfcdc6f81e 100644
--- a/code/__HELPERS/sanitize_values.dm
+++ b/code/__HELPERS/sanitize_values.dm
@@ -51,7 +51,7 @@
 				return default
 	return default
 
-/proc/sanitize_hexcolor(color, desired_format = 3, include_crunch = FALSE, default)
+/proc/sanitize_hexcolor(color, desired_format = 6, include_crunch = TRUE, default)
 	var/crunch = include_crunch ? "#" : ""
 	if(!istext(color))
 		color = ""
diff --git a/code/_globalvars/lists/flavor_misc.dm b/code/_globalvars/lists/flavor_misc.dm
index d6f955313fc..6a4a6ce3383 100644
--- a/code/_globalvars/lists/flavor_misc.dm
+++ b/code/_globalvars/lists/flavor_misc.dm
@@ -41,25 +41,25 @@ GLOBAL_LIST_EMPTY(caps_list)
 GLOBAL_LIST_EMPTY(tails_list_monkey)
 
 GLOBAL_LIST_INIT(color_list_ethereal, list(
-	"Red" = "ff4d4d",
-	"Faint Red" = "ffb3b3",
-	"Dark Red" = "9c3030",
-	"Orange" = "ffa64d",
-	"Burnt Orange" = "cc4400",
-	"Bright Yellow" = "ffff99",
-	"Dull Yellow" = "fbdf56",
-	"Faint Green" = "ddff99",
-	"Green" = "97ee63",
-	"Seafoam Green" = "00fa9a",
-	"Dark Green" = "37835b",
-	"Cyan Blue" = "00ffff",
-	"Faint Blue" = "b3d9ff",
-	"Blue" = "3399ff",
-	"Dark Blue" = "6666ff",
-	"Purple" = "ee82ee",
-	"Dark Fuschia" = "cc0066",
-	"Pink" = "ff99cc",
-	"White" = "f2f2f2",))
+	"Red" = "#ff4d4d",
+	"Faint Red" = "#ffb3b3",
+	"Dark Red" = "#9c3030",
+	"Orange" = "#ffa64d",
+	"Burnt Orange" = "#cc4400",
+	"Bright Yellow" = "#ffff99",
+	"Dull Yellow" = "#fbdf56",
+	"Faint Green" = "#ddff99",
+	"Green" = "#97ee63",
+	"Seafoam Green" = "#00fa9a",
+	"Dark Green" = "#37835b",
+	"Cyan Blue" = "#00ffff",
+	"Faint Blue" = "#b3d9ff",
+	"Blue" = "#3399ff",
+	"Dark Blue" = "#6666ff",
+	"Purple" = "#ee82ee",
+	"Dark Fuschia" = "#cc0066",
+	"Pink" = "#ff99cc",
+	"White" = "#f2f2f2",))
 
 GLOBAL_LIST_INIT(ghost_forms_with_directions_list, list(
 	"ghost",
diff --git a/code/game/machinery/limbgrower.dm b/code/game/machinery/limbgrower.dm
index 61b143844ed..9130bf6da9a 100644
--- a/code/game/machinery/limbgrower.dm
+++ b/code/game/machinery/limbgrower.dm
@@ -221,7 +221,7 @@
 		if(selected_category == SPECIES_HUMAN) //humans don't use the full colour spectrum, they use random_skin_tone
 			limb.skin_tone = random_skin_tone()
 		else
-			limb.species_color = random_short_color()
+			limb.species_color = "#[random_color()]"
 		limb.icon = 'icons/mob/human_parts_greyscale.dmi'
 		limb.should_draw_greyscale = TRUE
 	else
diff --git a/code/game/objects/items/dyekit.dm b/code/game/objects/items/dyekit.dm
index 80bf55c70d8..f70ad945e8a 100644
--- a/code/game/objects/items/dyekit.dm
+++ b/code/game/objects/items/dyekit.dm
@@ -28,7 +28,7 @@
 	if(!new_grad_style)
 		return
 
-	var/new_grad_color = input(usr, "Choose a secondary hair color:", "Character Preference","#"+human_target.grad_color) as color|null
+	var/new_grad_color = input(usr, "Choose a secondary hair color:", "Character Preference",human_target.grad_color) as color|null
 	if(!new_grad_color)
 		return
 
diff --git a/code/game/objects/structures/dresser.dm b/code/game/objects/structures/dresser.dm
index f5eaf0aca83..cc0f3a55d10 100644
--- a/code/game/objects/structures/dresser.dm
+++ b/code/game/objects/structures/dresser.dm
@@ -43,7 +43,7 @@
 				if(new_undies)
 					H.underwear = new_undies
 			if("Underwear Color")
-				var/new_underwear_color = input(H, "Choose your underwear color", "Underwear Color","#"+H.underwear_color) as color|null
+				var/new_underwear_color = input(H, "Choose your underwear color", "Underwear Color",H.underwear_color) as color|null
 				if(new_underwear_color)
 					H.underwear_color = sanitize_hexcolor(new_underwear_color)
 			if("Undershirt")
diff --git a/code/game/objects/structures/mirror.dm b/code/game/objects/structures/mirror.dm
index 20952433ec5..c09ad90d476 100644
--- a/code/game/objects/structures/mirror.dm
+++ b/code/game/objects/structures/mirror.dm
@@ -208,7 +208,7 @@
 					H.dna.update_ui_block(DNA_SKIN_TONE_BLOCK)
 
 			if(MUTCOLORS in H.dna.species.species_traits)
-				var/new_mutantcolor = input(user, "Choose your skin color:", "Race change","#"+H.dna.features["mcolor"]) as color|null
+				var/new_mutantcolor = input(user, "Choose your skin color:", "Race change",H.dna.features["mcolor"]) as color|null
 				if(!user.canUseTopic(src, BE_CLOSE, FALSE, NO_TK))
 					return
 				if(new_mutantcolor)
@@ -259,21 +259,21 @@
 			if(hairchoice == "Style") //So you just want to use a mirror then?
 				..()
 			else
-				var/new_hair_color = input(H, "Choose your hair color", "Hair Color","#"+H.hair_color) as color|null
+				var/new_hair_color = input(H, "Choose your hair color", "Hair Color",H.hair_color) as color|null
 				if(!user.canUseTopic(src, BE_CLOSE, FALSE, NO_TK))
 					return
 				if(new_hair_color)
 					H.hair_color = sanitize_hexcolor(new_hair_color)
 					H.dna.update_ui_block(DNA_HAIR_COLOR_BLOCK)
 				if(H.gender == "male")
-					var/new_face_color = input(H, "Choose your facial hair color", "Hair Color","#"+H.facial_hair_color) as color|null
+					var/new_face_color = input(H, "Choose your facial hair color", "Hair Color",H.facial_hair_color) as color|null
 					if(new_face_color)
 						H.facial_hair_color = sanitize_hexcolor(new_face_color)
 						H.dna.update_ui_block(DNA_FACIAL_HAIR_COLOR_BLOCK)
 				H.update_hair()
 
 		if(BODY_ZONE_PRECISE_EYES)
-			var/new_eye_color = input(H, "Choose your eye color", "Eye Color","#"+H.eye_color) as color|null
+			var/new_eye_color = input(H, "Choose your eye color", "Eye Color",H.eye_color) as color|null
 			if(!user.canUseTopic(src, BE_CLOSE, FALSE, NO_TK))
 				return
 			if(new_eye_color)
diff --git a/code/modules/admin/create_mob.dm b/code/modules/admin/create_mob.dm
index 7520a93038c..87783dc9880 100644
--- a/code/modules/admin/create_mob.dm
+++ b/code/modules/admin/create_mob.dm
@@ -16,17 +16,17 @@
 	H.real_name = random_unique_name(H.gender)
 	H.name = H.real_name
 	H.underwear = random_underwear(H.gender)
-	H.underwear_color = random_short_color()
+	H.underwear_color = "#[random_color()]"
 	H.skin_tone = random_skin_tone()
 	H.hairstyle = random_hairstyle(H.gender)
 	H.facial_hairstyle = random_facial_hairstyle(H.gender)
-	H.hair_color = random_short_color()
+	H.hair_color = "#[random_color()]"
 	H.facial_hair_color = H.hair_color
 	H.eye_color = random_eye_color()
 	H.dna.blood_type = random_blood_type()
 
 	// Mutant randomizing, doesn't affect the mob appearance unless it's the specific mutant.
-	H.dna.features["mcolor"] = random_short_color()
+	H.dna.features["mcolor"] = "#[random_color()]"
 	H.dna.features["ethcolor"] = GLOB.color_list_ethereal[pick(GLOB.color_list_ethereal)]
 	H.dna.features["tail_lizard"] = pick(GLOB.tails_list_lizard)
 	H.dna.features["snout"] = pick(GLOB.snouts_list)
diff --git a/code/modules/antagonists/creep/creep.dm b/code/modules/antagonists/creep/creep.dm
index 6c65d5e170d..4a087592658 100644
--- a/code/modules/antagonists/creep/creep.dm
+++ b/code/modules/antagonists/creep/creep.dm
@@ -47,7 +47,7 @@
 
 /datum/antagonist/obsessed/get_preview_icon()
 	var/mob/living/carbon/human/dummy/consistent/victim_dummy = new
-	victim_dummy.hair_color = "b96" // Brown
+	victim_dummy.hair_color = "#bb9966" // Brown
 	victim_dummy.hairstyle = "Messy"
 	victim_dummy.update_hair()
 
diff --git a/code/modules/antagonists/fugitive/fugitive_outfits.dm b/code/modules/antagonists/fugitive/fugitive_outfits.dm
index 286ee2f37de..e7e4dc875f3 100644
--- a/code/modules/antagonists/fugitive/fugitive_outfits.dm
+++ b/code/modules/antagonists/fugitive/fugitive_outfits.dm
@@ -30,12 +30,12 @@
 	if(visualsOnly)
 		return
 	equipped_on.fully_replace_character_name(null,"Waldo")
-	equipped_on.eye_color = "000"
+	equipped_on.eye_color = "#000000"
 	equipped_on.gender = MALE
 	equipped_on.skin_tone = "caucasian3"
 	equipped_on.hairstyle = "Business Hair 3"
 	equipped_on.facial_hairstyle = "Shaved"
-	equipped_on.hair_color = "000"
+	equipped_on.hair_color = "#000000"
 	equipped_on.facial_hair_color = equipped_on.hair_color
 	equipped_on.update_body()
 	if(equipped_on.mind)
diff --git a/code/modules/awaymissions/corpse.dm b/code/modules/awaymissions/corpse.dm
index c654d97dbf3..ce54b3046b1 100644
--- a/code/modules/awaymissions/corpse.dm
+++ b/code/modules/awaymissions/corpse.dm
@@ -214,11 +214,11 @@
 	if(haircolor)
 		H.hair_color = haircolor
 	else
-		H.hair_color = random_short_color()
+		H.hair_color = "#[random_color()]"
 	if(facial_haircolor)
 		H.facial_hair_color = facial_haircolor
 	else
-		H.facial_hair_color = random_short_color()
+		H.facial_hair_color = "#[random_color()]"
 	if(skin_tone)
 		H.skin_tone = skin_tone
 	else
diff --git a/code/modules/client/preferences.dm b/code/modules/client/preferences.dm
index c818a8d9715..c3ac4973d27 100644
--- a/code/modules/client/preferences.dm
+++ b/code/modules/client/preferences.dm
@@ -248,14 +248,10 @@ GLOBAL_LIST_EMPTY(preferences_datums)
 			if (isnull(requested_preference))
 				return FALSE
 
-			if (!istype(requested_preference, /datum/preference/color) \
-				&& !istype(requested_preference, /datum/preference/color_legacy) \
-			)
+			if (!istype(requested_preference, /datum/preference/color))
 				return FALSE
 
 			var/default_value = read_preference(requested_preference.type)
-			if (istype(requested_preference, /datum/preference/color_legacy))
-				default_value = expand_three_digit_color(default_value)
 
 			// Yielding
 			var/new_color = input(
diff --git a/code/modules/client/preferences/_preference.dm b/code/modules/client/preferences/_preference.dm
index 84fccade56b..cc761115021 100644
--- a/code/modules/client/preferences/_preference.dm
+++ b/code/modules/client/preferences/_preference.dm
@@ -424,32 +424,20 @@ GLOBAL_LIST_INIT(preference_entries_by_key, init_preference_entries_by_key())
 
 	return data
 
-/// A preference that represents an RGB color of something, crunched down to 3 hex numbers.
-/// Was used heavily in the past, but doesn't provide as much range and only barely conserves space.
-/datum/preference/color_legacy
-	abstract_type = /datum/preference/color_legacy
-
-/datum/preference/color_legacy/deserialize(input, datum/preferences/preferences)
-	return sanitize_hexcolor(input)
-
-/datum/preference/color_legacy/create_default_value()
-	return random_short_color()
-
-/datum/preference/color_legacy/is_valid(value)
-	var/static/regex/is_legacy_color = regex(@"^[0-9a-fA-F]{3}$")
-	return findtext(value, is_legacy_color)
-
 /// A preference that represents an RGB color of something.
 /// Will give the value as 6 hex digits, without a hash.
 /datum/preference/color
 	abstract_type = /datum/preference/color
 
 /datum/preference/color/deserialize(input, datum/preferences/preferences)
-	return sanitize_color(input)
+	return sanitize_hexcolor(input)
 
 /datum/preference/color/create_default_value()
 	return random_color()
 
+/datum/preference/color/serialize(input)
+	return sanitize_hexcolor(input)
+
 /datum/preference/color/is_valid(value)
 	return findtext(value, GLOB.is_color)
 
diff --git a/code/modules/client/preferences/species_features/basic.dm b/code/modules/client/preferences/species_features/basic.dm
index bf57c5fd1b5..f8d96833705 100644
--- a/code/modules/client/preferences/species_features/basic.dm
+++ b/code/modules/client/preferences/species_features/basic.dm
@@ -2,7 +2,7 @@
 	var/list/values = possible_values_for_sprite_accessory_list(accessories)
 
 	var/icon/head_icon = icon('icons/mob/human_parts_greyscale.dmi', "human_head_m")
-	head_icon.Blend("#[skintone2hex("caucasian1")]", ICON_MULTIPLY)
+	head_icon.Blend(skintone2hex("caucasian1"), ICON_MULTIPLY)
 
 	for (var/name in values)
 		var/datum/sprite_accessory/accessory = accessories[name]
@@ -22,13 +22,13 @@
 
 	return values
 
-/datum/preference/color_legacy/eye_color
+/datum/preference/color/eye_color
 	savefile_key = "eye_color"
 	savefile_identifier = PREFERENCE_CHARACTER
 	category = PREFERENCE_CATEGORY_SECONDARY_FEATURES
 	relevant_species_trait = EYECOLOR
 
-/datum/preference/color_legacy/eye_color/apply_to_human(mob/living/carbon/human/target, value)
+/datum/preference/color/eye_color/apply_to_human(mob/living/carbon/human/target, value)
 	target.eye_color = value
 
 	var/obj/item/organ/eyes/eyes_organ = target.getorgan(/obj/item/organ/eyes)
@@ -37,7 +37,7 @@
 			eyes_organ.eye_color = value
 		eyes_organ.old_eye_color = value
 
-/datum/preference/color_legacy/eye_color/create_default_value()
+/datum/preference/color/eye_color/create_default_value()
 	return random_eye_color()
 
 /datum/preference/choiced/facial_hairstyle
@@ -61,22 +61,22 @@
 
 	return data
 
-/datum/preference/color_legacy/facial_hair_color
+/datum/preference/color/facial_hair_color
 	savefile_key = "facial_hair_color"
 	savefile_identifier = PREFERENCE_CHARACTER
 	category = PREFERENCE_CATEGORY_SUPPLEMENTAL_FEATURES
 	relevant_species_trait = FACEHAIR
 
-/datum/preference/color_legacy/facial_hair_color/apply_to_human(mob/living/carbon/human/target, value)
+/datum/preference/color/facial_hair_color/apply_to_human(mob/living/carbon/human/target, value)
 	target.facial_hair_color = value
 
-/datum/preference/color_legacy/hair_color
+/datum/preference/color/hair_color
 	savefile_key = "hair_color"
 	savefile_identifier = PREFERENCE_CHARACTER
 	category = PREFERENCE_CATEGORY_SUPPLEMENTAL_FEATURES
 	relevant_species_trait = HAIR
 
-/datum/preference/color_legacy/hair_color/apply_to_human(mob/living/carbon/human/target, value)
+/datum/preference/color/hair_color/apply_to_human(mob/living/carbon/human/target, value)
 	target.hair_color = value
 
 /datum/preference/choiced/hairstyle
diff --git a/code/modules/client/preferences/species_features/ethereal.dm b/code/modules/client/preferences/species_features/ethereal.dm
index 5a0ac1e5be5..dfd7afb06a9 100644
--- a/code/modules/client/preferences/species_features/ethereal.dm
+++ b/code/modules/client/preferences/species_features/ethereal.dm
@@ -24,7 +24,7 @@
 		var/color = GLOB.color_list_ethereal[name]
 
 		var/icon/icon = new(ethereal_base)
-		icon.Blend("#[color]", ICON_MULTIPLY)
+		icon.Blend(color, ICON_MULTIPLY)
 		values[name] = icon
 
 	return values
diff --git a/code/modules/client/preferences/species_features/mutants.dm b/code/modules/client/preferences/species_features/mutants.dm
index 3d79bcb5c34..31750644c51 100644
--- a/code/modules/client/preferences/species_features/mutants.dm
+++ b/code/modules/client/preferences/species_features/mutants.dm
@@ -1,20 +1,20 @@
-/datum/preference/color_legacy/mutant_color
+/datum/preference/color/mutant_color
 	savefile_key = "feature_mcolor"
 	savefile_identifier = PREFERENCE_CHARACTER
 	category = PREFERENCE_CATEGORY_SECONDARY_FEATURES
 	relevant_species_trait = MUTCOLORS
 
-/datum/preference/color_legacy/mutant_color/create_default_value()
+/datum/preference/color/mutant_color/create_default_value()
 	return sanitize_hexcolor("[pick("7F", "FF")][pick("7F", "FF")][pick("7F", "FF")]")
 
-/datum/preference/color_legacy/mutant_color/apply_to_human(mob/living/carbon/human/target, value)
+/datum/preference/color/mutant_color/apply_to_human(mob/living/carbon/human/target, value)
 	target.dna.features["mcolor"] = value
 
-/datum/preference/color_legacy/mutant_color/is_valid(value)
+/datum/preference/color/mutant_color/is_valid(value)
 	if (!..(value))
 		return FALSE
 
-	if (is_color_dark(expand_three_digit_color(value)))
+	if (is_color_dark(value))
 		return FALSE
 
 	return TRUE
diff --git a/code/modules/client/preferences/underwear_color.dm b/code/modules/client/preferences/underwear_color.dm
index cb0aa0c9bda..a005145d173 100644
--- a/code/modules/client/preferences/underwear_color.dm
+++ b/code/modules/client/preferences/underwear_color.dm
@@ -1,12 +1,12 @@
-/datum/preference/color_legacy/underwear_color
+/datum/preference/color/underwear_color
 	savefile_key = "underwear_color"
 	savefile_identifier = PREFERENCE_CHARACTER
 	category = PREFERENCE_CATEGORY_SUPPLEMENTAL_FEATURES
 
-/datum/preference/color_legacy/underwear_color/apply_to_human(mob/living/carbon/human/target, value)
+/datum/preference/color/underwear_color/apply_to_human(mob/living/carbon/human/target, value)
 	target.underwear_color = value
 
-/datum/preference/color_legacy/underwear_color/is_accessible(datum/preferences/preferences)
+/datum/preference/color/underwear_color/is_accessible(datum/preferences/preferences)
 	if (!..(preferences))
 		return FALSE
 
diff --git a/code/modules/clothing/glasses/_glasses.dm b/code/modules/clothing/glasses/_glasses.dm
index cd8ca97f27d..6d8676a193c 100644
--- a/code/modules/clothing/glasses/_glasses.dm
+++ b/code/modules/clothing/glasses/_glasses.dm
@@ -401,7 +401,7 @@
 /obj/item/clothing/glasses/blindfold/white/update_icon(updates=ALL, mob/living/carbon/human/user)
 	. = ..()
 	if(ishuman(user) && !colored_before)
-		add_atom_colour("#[user.eye_color]", FIXED_COLOUR_PRIORITY)
+		add_atom_colour(user.eye_color, FIXED_COLOUR_PRIORITY)
 		colored_before = TRUE
 
 /obj/item/clothing/glasses/blindfold/white/worn_overlays(mutable_appearance/standing, isinhands = FALSE, file2use)
@@ -412,7 +412,7 @@
 	var/mob/living/carbon/human/H = loc
 	var/mutable_appearance/M = mutable_appearance('icons/mob/clothing/eyes.dmi', "blindfoldwhite")
 	M.appearance_flags |= RESET_COLOR
-	M.color = "#[H.eye_color]"
+	M.color = H.eye_color
 	. += M
 
 /obj/item/clothing/glasses/sunglasses/big
diff --git a/code/modules/clothing/head/animalears.dm b/code/modules/clothing/head/animalears.dm
index 9eefef25f86..f5a73214538 100644
--- a/code/modules/clothing/head/animalears.dm
+++ b/code/modules/clothing/head/animalears.dm
@@ -16,7 +16,7 @@
 /obj/item/clothing/head/kitty/update_icon(updates=ALL, mob/living/carbon/human/user)
 	. = ..()
 	if(ishuman(user))
-		add_atom_colour("#[user.hair_color]", FIXED_COLOUR_PRIORITY)
+		add_atom_colour(user.hair_color, FIXED_COLOUR_PRIORITY)
 
 /obj/item/clothing/head/kitty/genuine
 	desc = "A pair of kitty ears. A tag on the inside says \"Hand made from real cats.\""
diff --git a/code/modules/clothing/head/wig.dm b/code/modules/clothing/head/wig.dm
index cc831688f06..67a9ff2f68a 100644
--- a/code/modules/clothing/head/wig.dm
+++ b/code/modules/clothing/head/wig.dm
@@ -6,7 +6,7 @@
 	inhand_icon_state = "pwig"
 	worn_icon_state = "wig"
 	flags_inv = HIDEHAIR
-	color = "#000"
+	color = "#000000"
 	var/hairstyle = "Very Long Hair"
 	var/adjustablecolor = TRUE //can color be changed manually?
 
@@ -77,7 +77,7 @@
 		selected_hairstyle_color = wig.color
 	else if((HAIR in target.dna.species.species_traits) && target.hairstyle != "Bald")
 		selected_hairstyle = target.hairstyle
-		selected_hairstyle_color = "#[target.hair_color]"
+		selected_hairstyle_color = "[target.hair_color]"
 
 	if(selected_hairstyle)
 		to_chat(user, span_notice("You adjust the [src] to look just like [target.name]'s [selected_hairstyle]."))
@@ -93,7 +93,7 @@
 /obj/item/clothing/head/wig/natural
 	name = "natural wig"
 	desc = "A bunch of hair without a head attached. This one changes color to match the hair of the wearer. Nothing natural about that."
-	color = "#FFF"
+	color = "#FFFFFF"
 	adjustablecolor = FALSE
 	custom_price = PAYCHECK_HARD
 
@@ -104,7 +104,7 @@
 /obj/item/clothing/head/wig/natural/visual_equipped(mob/living/carbon/human/user, slot)
 	. = ..()
 	if(ishuman(user) && slot == ITEM_SLOT_HEAD)
-		if (color != "#[user.hair_color]") // only update if necessary
-			add_atom_colour("#[user.hair_color]", FIXED_COLOUR_PRIORITY)
+		if (color != user.hair_color) // only update if necessary
+			add_atom_colour(user.hair_color, FIXED_COLOUR_PRIORITY)
 			update_appearance()
 		user.update_inv_head()
diff --git a/code/modules/clothing/outfits/event.dm b/code/modules/clothing/outfits/event.dm
index 8ab4478dc00..7fdc712038b 100644
--- a/code/modules/clothing/outfits/event.dm
+++ b/code/modules/clothing/outfits/event.dm
@@ -23,6 +23,6 @@
 
 	H.hairstyle = "Long Hair 3"
 	H.facial_hairstyle = "Beard (Full)"
-	H.hair_color = "FFF"
-	H.facial_hair_color = "FFF"
+	H.hair_color = "#FFFFFF"
+	H.facial_hair_color = "#FFFFFF"
 	H.update_hair()
diff --git a/code/modules/mining/lavaland/megafauna_loot.dm b/code/modules/mining/lavaland/megafauna_loot.dm
index 4093f9b6ea6..e66fe842b5d 100644
--- a/code/modules/mining/lavaland/megafauna_loot.dm
+++ b/code/modules/mining/lavaland/megafauna_loot.dm
@@ -710,8 +710,8 @@
 	switch(random)
 		if(1)
 			to_chat(user, span_danger("Your appearance morphs to that of a very small humanoid ash dragon! You get to look like a freak without the cool abilities."))
-			consumer.dna.features = list("mcolor" = "A02720", "tail_lizard" = "Dark Tiger", "tail_human" = "None", "snout" = "Sharp", "horns" = "Curled", "ears" = "None", "wings" = "None", "frills" = "None", "spines" = "Long", "body_markings" = "Dark Tiger Body", "legs" = "Digitigrade Legs")
-			consumer.eye_color = "fee5a3"
+			consumer.dna.features = list("mcolor" = "#A02720", "tail_lizard" = "Dark Tiger", "tail_human" = "None", "snout" = "Sharp", "horns" = "Curled", "ears" = "None", "wings" = "None", "frills" = "None", "spines" = "Long", "body_markings" = "Dark Tiger Body", "legs" = "Digitigrade Legs")
+			consumer.eye_color = "#FEE5A3"
 			consumer.set_species(/datum/species/lizard)
 		if(2)
 			to_chat(user, span_danger("Your flesh begins to melt! Miraculously, you seem fine otherwise."))
diff --git a/code/modules/mob/dead/observer/observer.dm b/code/modules/mob/dead/observer/observer.dm
index a055725f566..32ba2d23146 100644
--- a/code/modules/mob/dead/observer/observer.dm
+++ b/code/modules/mob/dead/observer/observer.dm
@@ -813,11 +813,11 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 
 	if(HAIR in species.species_traits)
 		hairstyle = client.prefs.read_preference(/datum/preference/choiced/hairstyle)
-		hair_color = brighten_color(client.prefs.read_preference(/datum/preference/color_legacy/hair_color))
+		hair_color = brighten_color(client.prefs.read_preference(/datum/preference/color/hair_color))
 
 	if(FACEHAIR in species.species_traits)
 		facial_hairstyle = client.prefs.read_preference(/datum/preference/choiced/facial_hairstyle)
-		facial_hair_color = brighten_color(client.prefs.read_preference(/datum/preference/color_legacy/facial_hair_color))
+		facial_hair_color = brighten_color(client.prefs.read_preference(/datum/preference/color/facial_hair_color))
 
 	qdel(species)
 
diff --git a/code/modules/mob/living/carbon/human/human_defines.dm b/code/modules/mob/living/carbon/human/human_defines.dm
index f96ad786f29..15f2c09bc31 100644
--- a/code/modules/mob/living/carbon/human/human_defines.dm
+++ b/code/modules/mob/living/carbon/human/human_defines.dm
@@ -14,20 +14,20 @@
 	can_be_shoved_into = TRUE
 
 	//Hair colour and style
-	var/hair_color = "000"
+	var/hair_color = "#000000"
 	var/hairstyle = "Bald"
 
 	///Colour used for the hair gradient.
-	var/grad_color = "000"
+	var/grad_color = "#000000"
 	///Style used for the hair gradient.
 	var/grad_style
 
 	//Facial hair colour and style
-	var/facial_hair_color = "000"
+	var/facial_hair_color = "#000000"
 	var/facial_hairstyle = "Shaved"
 
 	//Eye colour
-	var/eye_color = "000"
+	var/eye_color = "#000000"
 
 	var/skin_tone = "caucasian1" //Skin tone
 
@@ -38,7 +38,7 @@
 
 	//consider updating /mob/living/carbon/human/copy_clothing_prefs() if adding more of these
 	var/underwear = "Nude" //Which underwear the player wants
-	var/underwear_color = "000"
+	var/underwear_color = "#000000"
 	var/undershirt = "Nude" //Which undershirt the player wants
 	var/socks = "Nude" //Which socks the player wants
 	var/backpack = DBACKPACK //Which backpack type the player has chosen.
diff --git a/code/modules/mob/living/carbon/human/human_update_icons.dm b/code/modules/mob/living/carbon/human/human_update_icons.dm
index 48b151fa87a..3a1e6c3cd79 100644
--- a/code/modules/mob/living/carbon/human/human_update_icons.dm
+++ b/code/modules/mob/living/carbon/human/human_update_icons.dm
@@ -669,7 +669,7 @@ generate/load female uniform sprites matching all previously decided variables
 			else
 				eye_overlay = mutable_appearance('icons/mob/human_face.dmi', E.eye_icon_state, -BODY_LAYER)
 			if((EYECOLOR in dna.species.species_traits) && E)
-				eye_overlay.color = "#" + eye_color
+				eye_overlay.color = eye_color
 			if(OFFSET_FACE in dna.species.offset_features)
 				eye_overlay.pixel_x += dna.species.offset_features[OFFSET_FACE][1]
 				eye_overlay.pixel_y += dna.species.offset_features[OFFSET_FACE][2]
diff --git a/code/modules/mob/living/carbon/human/species.dm b/code/modules/mob/living/carbon/human/species.dm
index 97abb04b4c4..c4ccc7ade66 100644
--- a/code/modules/mob/living/carbon/human/species.dm
+++ b/code/modules/mob/living/carbon/human/species.dm
@@ -20,7 +20,7 @@ GLOBAL_LIST_EMPTY(features_by_species)
 	///This is the fluff name. They are displayed on health analyzers and in the character setup menu. Leave them generic for other servers to customize.
 	var/name
 	// Default color. If mutant colors are disabled, this is the color that will be used by that race.
-	var/default_color = "#FFF"
+	var/default_color = "#FFFFFF"
 
 	///Whether or not the race has sexual characteristics (biological genders). At the moment this is only FALSE for skeletons and shadows
 	var/sexes = TRUE
@@ -582,13 +582,13 @@ GLOBAL_LIST_EMPTY(features_by_species)
 			if(!forced_colour)
 				if(hair_color)
 					if(hair_color == "mutcolor")
-						facial_overlay.color = "#" + H.dna.features["mcolor"]
+						facial_overlay.color = H.dna.features["mcolor"]
 					else if(hair_color == "fixedmutcolor")
-						facial_overlay.color = "#[fixed_mut_color]"
+						facial_overlay.color = fixed_mut_color
 					else
-						facial_overlay.color = "#" + hair_color
+						facial_overlay.color = hair_color
 				else
-					facial_overlay.color = "#" + H.facial_hair_color
+					facial_overlay.color = H.facial_hair_color
 			else
 				facial_overlay.color = forced_colour
 
@@ -655,13 +655,13 @@ GLOBAL_LIST_EMPTY(features_by_species)
 				if(!forced_colour)
 					if(hair_color)
 						if(hair_color == "mutcolor")
-							hair_overlay.color = "#" + H.dna.features["mcolor"]
+							hair_overlay.color = H.dna.features["mcolor"]
 						else if(hair_color == "fixedmutcolor")
-							hair_overlay.color = "#[fixed_mut_color]"
+							hair_overlay.color = fixed_mut_color
 						else
-							hair_overlay.color = "#" + hair_color
+							hair_overlay.color = hair_color
 					else
-						hair_overlay.color = "#" + H.hair_color
+						hair_overlay.color = H.hair_color
 
 					//Gradients
 					grad_style = H.grad_style
@@ -672,7 +672,7 @@ GLOBAL_LIST_EMPTY(features_by_species)
 						var/icon/temp_hair = icon(hair_file, hair_state)
 						temp.Blend(temp_hair, ICON_ADD)
 						gradient_overlay.icon = temp
-						gradient_overlay.color = "#" + grad_color
+						gradient_overlay.color = grad_color
 
 				else
 					hair_overlay.color = forced_colour
@@ -745,7 +745,7 @@ GLOBAL_LIST_EMPTY(features_by_species)
 				eye_overlay.pixel_x += add_pixel_x
 				eye_overlay.pixel_y += add_pixel_y
 				if((EYECOLOR in species_traits) && eye_organ)
-					eye_overlay.color = "#" + species_human.eye_color
+					eye_overlay.color = species_human.eye_color
 				standing += eye_overlay
 
 	// organic body markings
@@ -793,7 +793,7 @@ GLOBAL_LIST_EMPTY(features_by_species)
 				else
 					underwear_overlay = mutable_appearance(underwear.icon, underwear.icon_state, -BODY_LAYER)
 				if(!underwear.use_static)
-					underwear_overlay.color = "#" + species_human.underwear_color
+					underwear_overlay.color = species_human.underwear_color
 				standing += underwear_overlay
 
 		if(species_human.undershirt)
@@ -959,20 +959,20 @@ GLOBAL_LIST_EMPTY(features_by_species)
 					switch(accessory.color_src)
 						if(MUTCOLORS)
 							if(fixed_mut_color)
-								accessory_overlay.color = "#[fixed_mut_color]"
+								accessory_overlay.color = fixed_mut_color
 							else
-								accessory_overlay.color = "#[source.dna.features["mcolor"]]"
+								accessory_overlay.color = source.dna.features["mcolor"]
 						if(HAIR)
 							if(hair_color == "mutcolor")
-								accessory_overlay.color = "#[source.dna.features["mcolor"]]"
+								accessory_overlay.color = source.dna.features["mcolor"]
 							else if(hair_color == "fixedmutcolor")
-								accessory_overlay.color = "#[fixed_mut_color]"
+								accessory_overlay.color = fixed_mut_color
 							else
-								accessory_overlay.color = "#[source.hair_color]"
+								accessory_overlay.color = source.hair_color
 						if(FACEHAIR)
-							accessory_overlay.color = "#[source.facial_hair_color]"
+							accessory_overlay.color = source.facial_hair_color
 						if(EYECOLOR)
-							accessory_overlay.color = "#[source.eye_color]"
+							accessory_overlay.color = source.eye_color
 				else
 					accessory_overlay.color = forced_colour
 			standing += accessory_overlay
diff --git a/code/modules/mob/living/carbon/human/species_types/ethereal.dm b/code/modules/mob/living/carbon/human/species_types/ethereal.dm
index 82ae396f47c..a24ef4e9b67 100644
--- a/code/modules/mob/living/carbon/human/species_types/ethereal.dm
+++ b/code/modules/mob/living/carbon/human/species_types/ethereal.dm
@@ -48,7 +48,7 @@
 	if(!ishuman(C))
 		return
 	var/mob/living/carbon/human/ethereal = C
-	default_color = "#[ethereal.dna.features["ethcolor"]]"
+	default_color = ethereal.dna.features["ethcolor"]
 	r1 = GETREDPART(default_color)
 	g1 = GETGREENPART(default_color)
 	b1 = GETBLUEPART(default_color)
diff --git a/code/modules/mob/living/carbon/human/species_types/felinid.dm b/code/modules/mob/living/carbon/human/species_types/felinid.dm
index bd962f16460..a268105dbd7 100644
--- a/code/modules/mob/living/carbon/human/species_types/felinid.dm
+++ b/code/modules/mob/living/carbon/human/species_types/felinid.dm
@@ -134,7 +134,7 @@
 
 /datum/species/human/felinid/prepare_human_for_preview(mob/living/carbon/human/human)
 	human.hairstyle = "Hime Cut"
-	human.hair_color = "fcc" // pink
+	human.hair_color = "#ffcccc" // pink
 	human.update_hair()
 
 	var/obj/item/organ/ears/cat/cat_ears = human.getorgan(/obj/item/organ/ears/cat)
diff --git a/code/modules/mob/living/carbon/human/species_types/golems.dm b/code/modules/mob/living/carbon/human/species_types/golems.dm
index ecc7d895543..9f3c2885217 100644
--- a/code/modules/mob/living/carbon/human/species_types/golems.dm
+++ b/code/modules/mob/living/carbon/human/species_types/golems.dm
@@ -37,7 +37,7 @@
 	// To prevent golem subtypes from overwhelming the odds when random species
 	// changes, only the Random Golem type can be chosen
 	limbs_id = "golem"
-	fixed_mut_color = "aaa"
+	fixed_mut_color = "#aaaaaa"
 	var/info_text = "As an <span class='danger'>Iron Golem</span>, you don't have any special traits."
 	var/random_eligible = TRUE //If false, the golem subtype can't be made through golem mutation toxin
 
@@ -82,7 +82,7 @@
 	id = SPECIES_GOLEM_ADAMANTINE
 	meat = /obj/item/food/meat/slab/human/mutant/golem/adamantine
 	mutant_organs = list(/obj/item/organ/adamantine_resonator, /obj/item/organ/vocal_cords/adamantine)
-	fixed_mut_color = "4ed"
+	fixed_mut_color = "#44eedd"
 	info_text = "As an <span class='danger'>Adamantine Golem</span>, you possess special vocal cords allowing you to \"resonate\" messages to all golems. Your unique mineral makeup makes you immune to most types of magic."
 	prefix = "Adamantine"
 	special_names = null
@@ -99,7 +99,7 @@
 /datum/species/golem/plasma
 	name = "Plasma Golem"
 	id = SPECIES_GOLEM_PLASMA
-	fixed_mut_color = "a3d"
+	fixed_mut_color = "#aa33dd"
 	meat = /obj/item/stack/ore/plasma
 	//Can burn and takes damage from heat
 	//no RESISTHEAT, NOFIRE
@@ -171,7 +171,7 @@
 /datum/species/golem/diamond
 	name = "Diamond Golem"
 	id = SPECIES_GOLEM_DIAMOND
-	fixed_mut_color = "0ff"
+	fixed_mut_color = "#00ffff"
 	armor = 70 //up from 55
 	meat = /obj/item/stack/ore/diamond
 	info_text = "As a <span class='danger'>Diamond Golem</span>, you are more resistant than the average golem."
@@ -182,7 +182,7 @@
 /datum/species/golem/gold
 	name = "Gold Golem"
 	id = SPECIES_GOLEM_GOLD
-	fixed_mut_color = "cc0"
+	fixed_mut_color = "#cccc00"
 	speedmod = 1
 	armor = 25 //down from 55
 	meat = /obj/item/stack/ore/gold
@@ -194,7 +194,7 @@
 /datum/species/golem/silver
 	name = "Silver Golem"
 	id = SPECIES_GOLEM_SILVER
-	fixed_mut_color = "ddd"
+	fixed_mut_color = "#dddddd"
 	punchstunthreshold = 9 //60% chance, from 40%
 	meat = /obj/item/stack/ore/silver
 	info_text = "As a <span class='danger'>Silver Golem</span>, your attacks have a higher chance of stunning. Being made of silver, your body is immune to most types of magic."
@@ -213,7 +213,7 @@
 /datum/species/golem/plasteel
 	name = "Plasteel Golem"
 	id = SPECIES_GOLEM_PLASTEEL
-	fixed_mut_color = "bbb"
+	fixed_mut_color = "#bbbbbb"
 	stunmod = 0.4
 	punchdamagelow = 12
 	punchdamagehigh = 21
@@ -242,7 +242,7 @@
 /datum/species/golem/titanium
 	name = "Titanium Golem"
 	id = SPECIES_GOLEM_TITANIUM
-	fixed_mut_color = "fff"
+	fixed_mut_color = "#ffffff"
 	meat = /obj/item/stack/ore/titanium
 	info_text = "As a <span class='danger'>Titanium Golem</span>, you are immune to ash storms, and slightly more resistant to burn damage."
 	burnmod = 0.9
@@ -261,7 +261,7 @@
 /datum/species/golem/plastitanium
 	name = "Plastitanium Golem"
 	id = SPECIES_GOLEM_PLASTITANIUM
-	fixed_mut_color = "888"
+	fixed_mut_color = "#888888"
 	meat = /obj/item/stack/ore/titanium
 	info_text = "As a <span class='danger'>Plastitanium Golem</span>, you are immune to both ash storms and lava, and slightly more resistant to burn damage."
 	burnmod = 0.8
@@ -282,7 +282,7 @@
 /datum/species/golem/alloy
 	name = "Alien Alloy Golem"
 	id = SPECIES_GOLEM_ALIEN
-	fixed_mut_color = "333"
+	fixed_mut_color = "#333333"
 	meat = /obj/item/stack/sheet/mineral/abductor
 	mutanttongue = /obj/item/organ/tongue/abductor
 	speedmod = 1 //faster
@@ -302,7 +302,7 @@
 /datum/species/golem/wood
 	name = "Wood Golem"
 	id = SPECIES_GOLEM_WOOD
-	fixed_mut_color = "9E704B"
+	fixed_mut_color = "#9E704B"
 	meat = /obj/item/stack/sheet/mineral/wood
 	//Can burn and take damage from heat
 	inherent_traits = list(
@@ -357,7 +357,7 @@
 /datum/species/golem/uranium
 	name = "Uranium Golem"
 	id = SPECIES_GOLEM_URANIUM
-	fixed_mut_color = "7f0"
+	fixed_mut_color = "#77ff00"
 	meat = /obj/item/stack/ore/uranium
 	info_text = "As an <span class='danger'>Uranium Golem</span>, your very touch burns and irradiates organic lifeforms. You don't hit as hard as most golems, but you are far more durable against blunt force trauma."
 	attack_verb = "burn"
@@ -408,7 +408,7 @@
 /datum/species/golem/sand
 	name = "Sand Golem"
 	id = SPECIES_GOLEM_SAND
-	fixed_mut_color = "ffdc8f"
+	fixed_mut_color = "#ffdc8f"
 	meat = /obj/item/stack/ore/glass //this is sand
 	armor = 0
 	burnmod = 3 //melts easily
@@ -439,7 +439,7 @@
 /datum/species/golem/glass
 	name = "Glass Golem"
 	id = SPECIES_GOLEM_GLASS
-	fixed_mut_color = "5a96b4aa" //transparent body
+	fixed_mut_color = "#5a96b4aa" //transparent body
 	meat = /obj/item/shard
 	armor = 0
 	brutemod = 3 //very fragile
@@ -476,7 +476,7 @@
 /datum/species/golem/bluespace
 	name = "Bluespace Golem"
 	id = SPECIES_GOLEM_BLUESPACE
-	fixed_mut_color = "33f"
+	fixed_mut_color = "#3333ff"
 	meat = /obj/item/stack/ore/bluespace_crystal
 	info_text = "As a <span class='danger'>Bluespace Golem</span>, you are spatially unstable: You will teleport when hit, and you can teleport manually at a long distance."
 	attack_verb = "bluespace punch"
@@ -571,7 +571,7 @@
 /datum/species/golem/bananium
 	name = "Bananium Golem"
 	id = SPECIES_GOLEM_BANANIUM
-	fixed_mut_color = "ff0"
+	fixed_mut_color = "#ffff00"
 	say_mod = "honks"
 	inherent_traits = list(
 		TRAIT_ADVANCEDTOOLUSER,
@@ -899,7 +899,7 @@
 	id = SPECIES_GOLEM_BRONZE
 	prefix = "Bronze"
 	special_names = list("Bell")
-	fixed_mut_color = "cd7f32"
+	fixed_mut_color = "#cd7f32"
 	info_text = "As a <span class='danger'>Bronze Golem</span>, you are very resistant to loud noises, and make loud noises if something hard hits you, however this ability does hurt your hearing."
 	special_step_sounds = list('sound/machines/clockcult/integration_cog_install.ogg', 'sound/magic/clockwork/fellowship_armory.ogg' )
 	mutantears = /obj/item/organ/ears/bronze
@@ -1043,7 +1043,7 @@
 		TRAIT_STRONG_GRABBER,
 	)
 	prefix = "Leather"
-	fixed_mut_color = "624a2e"
+	fixed_mut_color = "#624a2e"
 	info_text = "As a <span class='danger'>Leather Golem</span>, you are flammable, but you can grab things with incredible ease, allowing all your grabs to start at a strong level."
 	grab_sound = 'sound/weapons/whipgrab.ogg'
 	attack_sound = 'sound/weapons/whip.ogg'
@@ -1252,7 +1252,7 @@
 /datum/species/golem/mhydrogen
 	name = "Metallic Hydrogen Golem"
 	id = SPECIES_GOLEM_HYDROGEN
-	fixed_mut_color = "ddd"
+	fixed_mut_color = "#dddddd"
 	info_text = "As a <span class='danger'>Metallic Hydrogen Golem</span>, you were forged in the highest pressures and the highest heats. Your unique mineral makeup makes you immune to most types of damages."
 	prefix = "Metallic Hydrogen"
 	special_names = null
diff --git a/code/modules/mob/living/carbon/human/species_types/humans.dm b/code/modules/mob/living/carbon/human/species_types/humans.dm
index cb7d84dc0d5..a90a1dcb32b 100644
--- a/code/modules/mob/living/carbon/human/species_types/humans.dm
+++ b/code/modules/mob/living/carbon/human/species_types/humans.dm
@@ -18,5 +18,5 @@
 
 /datum/species/human/prepare_human_for_preview(mob/living/carbon/human/human)
 	human.hairstyle = "Business Hair"
-	human.hair_color = "b96" // brown
+	human.hair_color = "#bb9966" // brown
 	human.update_hair()
diff --git a/code/modules/mob/living/carbon/human/species_types/jellypeople.dm b/code/modules/mob/living/carbon/human/species_types/jellypeople.dm
index 72e735b460d..34d85f196ae 100644
--- a/code/modules/mob/living/carbon/human/species_types/jellypeople.dm
+++ b/code/modules/mob/living/carbon/human/species_types/jellypeople.dm
@@ -232,7 +232,7 @@
 
 	spare.underwear = "Nude"
 	H.dna.transfer_identity(spare, transfer_SE=1)
-	spare.dna.features["mcolor"] = pick("FFFFFF","7F7F7F", "7FFF7F", "7F7FFF", "FF7F7F", "7FFFFF", "FF7FFF", "FFFF7F")
+	spare.dna.features["mcolor"] = "#[pick("7F", "FF")][pick("7F", "FF")][pick("7F", "FF")]"
 	spare.dna.update_uf_block(DNA_MUTANT_COLOR_BLOCK)
 	spare.real_name = spare.dna.real_name
 	spare.name = spare.dna.real_name
@@ -299,8 +299,7 @@
 			continue
 
 		var/list/L = list()
-		// HTML colors need a # prefix
-		L["htmlcolor"] = "#[body.dna.features["mcolor"]]"
+		L["htmlcolor"] = body.dna.features["mcolor"]
 		L["area"] = get_area_name(body, TRUE)
 		var/stat = "error"
 		switch(body.stat)
diff --git a/code/modules/mob/living/carbon/human/species_types/lizardpeople.dm b/code/modules/mob/living/carbon/human/species_types/lizardpeople.dm
index 922f3ce8c7e..a229432783c 100644
--- a/code/modules/mob/living/carbon/human/species_types/lizardpeople.dm
+++ b/code/modules/mob/living/carbon/human/species_types/lizardpeople.dm
@@ -161,8 +161,8 @@ Lizard subspecies: SILVER SCALED
 	var/mob/living/carbon/human/new_silverscale = C
 	old_mutcolor = C.dna.features["mcolor"]
 	old_eyecolor = new_silverscale.eye_color
-	new_silverscale.dna.features["mcolor"] = "eeeeee"
-	new_silverscale.eye_color = "0000a0"
+	new_silverscale.dna.features["mcolor"] = "#eeeeee"
+	new_silverscale.eye_color = "#0000a0"
 	..()
 	new_silverscale.add_filter("silver_glint", 2, list("type" = "outline", "color" = "#ffffff63", "size" = 2))
 
diff --git a/code/modules/mob/living/carbon/human/species_types/mushpeople.dm b/code/modules/mob/living/carbon/human/species_types/mushpeople.dm
index a7bd7a404f3..593876e17b9 100644
--- a/code/modules/mob/living/carbon/human/species_types/mushpeople.dm
+++ b/code/modules/mob/living/carbon/human/species_types/mushpeople.dm
@@ -4,8 +4,8 @@
 	mutant_bodyparts = list("caps" = "Round")
 	changesource_flags = MIRROR_BADMIN | WABBAJACK | ERT_SPAWN
 
-	fixed_mut_color = "DBBF92"
-	hair_color = "FF4B19" //cap color, spot color uses eye color
+	fixed_mut_color = "#DBBF92"
+	hair_color = "#FF4B19" //cap color, spot color uses eye color
 	nojumpsuit = TRUE
 
 	say_mod = "poofs" //what does a mushroom sound like
diff --git a/code/modules/reagents/chemistry/reagents/alcohol_reagents.dm b/code/modules/reagents/chemistry/reagents/alcohol_reagents.dm
index 20b1025802e..0357eb1f185 100644
--- a/code/modules/reagents/chemistry/reagents/alcohol_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/alcohol_reagents.dm
@@ -2326,8 +2326,8 @@ All effects don't start immediately, but rather get worse over time; the rate is
 	if(DT_PROB(10, delta_time) && istype(metabolizer))
 		metabolizer.age += 1
 		if(metabolizer.age > 70)
-			metabolizer.facial_hair_color = "ccc"
-			metabolizer.hair_color = "ccc"
+			metabolizer.facial_hair_color = "#cccccc"
+			metabolizer.hair_color = "#cccccc"
 			metabolizer.update_hair()
 			if(metabolizer.age > 100)
 				metabolizer.become_nearsighted(type)
diff --git a/code/modules/reagents/chemistry/reagents/medicine_reagents.dm b/code/modules/reagents/chemistry/reagents/medicine_reagents.dm
index 39658f01801..488e31da48f 100644
--- a/code/modules/reagents/chemistry/reagents/medicine_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/medicine_reagents.dm
@@ -1069,8 +1069,8 @@
 		return
 
 	var/mob/living/carbon/human/exposed_human = exposed_mob
-	exposed_human.hair_color = "C2F"
-	exposed_human.facial_hair_color = "C2F"
+	exposed_human.hair_color = "#CC22FF"
+	exposed_human.facial_hair_color = "#CC22FF"
 	exposed_human.update_hair()
 
 /datum/reagent/medicine/regen_jelly/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
@@ -1437,8 +1437,8 @@
 	. = ..()
 	if(!(methods & (TOUCH|VAPOR)) || !ishuman(exposed_human) || (reac_volume < 0.5))
 		return
-	exposed_human.hair_color = "92f"
-	exposed_human.facial_hair_color = "92f"
+	exposed_human.hair_color = "#9922ff"
+	exposed_human.facial_hair_color = "#9922ff"
 	exposed_human.update_hair()
 
 /datum/reagent/medicine/polypyr/overdose_process(mob/living/M, delta_time, times_fired)
diff --git a/code/modules/reagents/chemistry/reagents/other_reagents.dm b/code/modules/reagents/chemistry/reagents/other_reagents.dm
index 60219766db7..6e0cd8fb465 100644
--- a/code/modules/reagents/chemistry/reagents/other_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/other_reagents.dm
@@ -493,8 +493,8 @@
 		if(!HAS_TRAIT(N, TRAIT_BALD))
 			N.hairstyle = "Spiky"
 		N.facial_hairstyle = "Shaved"
-		N.facial_hair_color = "000"
-		N.hair_color = "000"
+		N.facial_hair_color = "#000000"
+		N.hair_color = "#000000"
 		if(!(HAIR in N.dna.species.species_traits)) //No hair? No problem!
 			N.dna.species.species_traits += HAIR
 		if(N.dna.species.use_skintones)
@@ -2092,7 +2092,7 @@
 	name = "Quantum Hair Dye"
 	description = "Has a high chance of making you look like a mad scientist."
 	reagent_state = LIQUID
-	var/list/potential_colors = list("0ad","a0f","f73","d14","d14","0b5","0ad","f73","fc2","084","05e","d22","fa0") // fucking hair code
+	var/list/potential_colors = list("#00aadd","#aa00ff","#ff7733","#dd1144","#dd1144","#00bb55","#00aadd","#ff7733","#ffcc22","#008844","#0055ee","#dd2222","#ffaa00") // fucking hair code
 	color = "#C8A5DC"
 	taste_description = "sourness"
 	penetrates_skin = NONE
diff --git a/code/modules/research/xenobiology/xenobiology.dm b/code/modules/research/xenobiology/xenobiology.dm
index d51ba137a2b..3253896f0f5 100644
--- a/code/modules/research/xenobiology/xenobiology.dm
+++ b/code/modules/research/xenobiology/xenobiology.dm
@@ -605,7 +605,7 @@
 /obj/item/slime_extract/rainbow/activate(mob/living/carbon/human/user, datum/species/jelly/luminescent/species, activation_type)
 	switch(activation_type)
 		if(SLIME_ACTIVATE_MINOR)
-			user.dna.features["mcolor"] = pick("FFFFFF","7F7F7F", "7FFF7F", "7F7FFF", "FF7F7F", "7FFFFF", "FF7FFF", "FFFF7F")
+			user.dna.features["mcolor"] = "#[pick("7F", "FF")][pick("7F", "FF")][pick("7F", "FF")]"
 			user.dna.update_uf_block(DNA_MUTANT_COLOR_BLOCK)
 			user.updateappearance(mutcolor_update=1)
 			species.update_glow(user)
diff --git a/code/modules/surgery/bodyparts/_bodyparts.dm b/code/modules/surgery/bodyparts/_bodyparts.dm
index 1fe383b3d62..2e70d7a37b7 100644
--- a/code/modules/surgery/bodyparts/_bodyparts.dm
+++ b/code/modules/surgery/bodyparts/_bodyparts.dm
@@ -794,7 +794,7 @@
 			species_color = ""
 
 		if(!dropping_limb && human_owner.dna.check_mutation(HULK))
-			mutation_color = "00aa00"
+			mutation_color = "#00aa00"
 		else
 			mutation_color = ""
 
@@ -905,9 +905,9 @@
 	if(should_draw_greyscale)
 		draw_color = mutation_color || species_color || (skin_tone && skintone2hex(skin_tone))
 		if(draw_color)
-			limb.color = "#[draw_color]"
+			limb.color = draw_color
 			if(aux_zone)
-				aux.color = "#[draw_color]"
+				aux.color = draw_color
 
 	if(blocks_emissive)
 		var/mutable_appearance/limb_em_block = emissive_blocker(limb.icon, limb.icon_state, alpha = limb.alpha)
@@ -929,7 +929,7 @@
 		//Some externals have multiple layers for background, foreground and between
 		for(var/external_layer in external_organ.all_layers)
 			if(external_organ.layers & external_layer)
-				external_organ.get_overlays(., image_dir, external_organ.bitflag_to_layer(external_layer), icon_gender, "#[draw_color]")
+				external_organ.get_overlays(., image_dir, external_organ.bitflag_to_layer(external_layer), icon_gender, draw_color)
 
 /obj/item/bodypart/deconstruct(disassembled = TRUE)
 	drop_organs()
diff --git a/code/modules/surgery/bodyparts/head.dm b/code/modules/surgery/bodyparts/head.dm
index 1eac7973d97..53bcbcf1468 100644
--- a/code/modules/surgery/bodyparts/head.dm
+++ b/code/modules/surgery/bodyparts/head.dm
@@ -27,11 +27,11 @@
 	//Limb appearance info:
 	var/real_name = "" //Replacement name
 	//Hair colour and style
-	var/hair_color = "000"
+	var/hair_color = "#000000"
 	var/hairstyle = "Bald"
 	var/hair_alpha = 255
 	//Facial hair colour and style
-	var/facial_hair_color = "000"
+	var/facial_hair_color = "#000000"
 	var/facial_hairstyle = "Shaved"
 	//Eye Colouring
 
@@ -159,7 +159,7 @@
 				if(owner_species.hair_color == "mutcolor")
 					facial_hair_color = human_head_owner.dna.features["mcolor"]
 				else if(hair_color == "fixedmutcolor")
-					facial_hair_color = "#[owner_species.fixed_mut_color]"
+					facial_hair_color = owner_species.fixed_mut_color
 				else
 					facial_hair_color = owner_species.hair_color
 			else
@@ -167,7 +167,7 @@
 			hair_alpha = owner_species.hair_alpha
 		else
 			facial_hairstyle = "Shaved"
-			facial_hair_color = "000"
+			facial_hair_color = "#000000"
 			hair_alpha = 255
 		//Hair
 		if(human_head_owner.hairstyle && (HAIR in owner_species.species_traits))
@@ -176,7 +176,7 @@
 				if(owner_species.hair_color == "mutcolor")
 					hair_color = human_head_owner.dna.features["mcolor"]
 				else if(hair_color == "fixedmutcolor")
-					hair_color = "#[owner_species.fixed_mut_color]"
+					hair_color = owner_species.fixed_mut_color
 				else
 					hair_color = owner_species.hair_color
 			else
@@ -184,7 +184,7 @@
 			hair_alpha = owner_species.hair_alpha
 		else
 			hairstyle = "Bald"
-			hair_color = "000"
+			hair_color = "#000000"
 			hair_alpha = initial(hair_alpha)
 		// lipstick
 		if(human_head_owner.lip_style && (LIPS in owner_species.species_traits))
@@ -216,7 +216,7 @@
 				var/datum/sprite_accessory/sprite = GLOB.facial_hairstyles_list[facial_hairstyle]
 				if(sprite)
 					var/image/facial_overlay = image(sprite.icon, "[sprite.icon_state]", -HAIR_LAYER, SOUTH)
-					facial_overlay.color = "#" + facial_hair_color
+					facial_overlay.color = facial_hair_color
 					facial_overlay.alpha = hair_alpha
 					. += facial_overlay
 
@@ -237,7 +237,7 @@
 				var/datum/sprite_accessory/sprite2 = GLOB.hairstyles_list[hairstyle]
 				if(sprite2)
 					var/image/hair_overlay = image(sprite2.icon, "[sprite2.icon_state]", -HAIR_LAYER, SOUTH)
-					hair_overlay.color = "#" + hair_color
+					hair_overlay.color = hair_color
 					hair_overlay.alpha = hair_alpha
 					. += hair_overlay
 
@@ -255,7 +255,7 @@
 			eyes_overlay.icon_state = eyes.eye_icon_state
 
 			if(eyes.eye_color)
-				eyes_overlay.color = "#" + eyes.eye_color
+				eyes_overlay.color = eyes.eye_color
 
 /obj/item/bodypart/head/monkey
 	icon = 'icons/mob/animal_parts.dmi'
diff --git a/code/modules/surgery/bodyparts/helpers.dm b/code/modules/surgery/bodyparts/helpers.dm
index 4d0eafd433b..7e5d3c2884e 100644
--- a/code/modules/surgery/bodyparts/helpers.dm
+++ b/code/modules/surgery/bodyparts/helpers.dm
@@ -190,31 +190,31 @@
 	. = 0
 	switch(skin_tone)
 		if("caucasian1")
-			. = "ffe0d1"
+			. = "#ffe0d1"
 		if("caucasian2")
-			. = "fcccb3"
+			. = "#fcccb3"
 		if("caucasian3")
-			. = "e8b59b"
+			. = "#e8b59b"
 		if("latino")
-			. = "d9ae96"
+			. = "#d9ae96"
 		if("mediterranean")
-			. = "c79b8b"
+			. = "#c79b8b"
 		if("asian1")
-			. = "ffdeb3"
+			. = "#ffdeb3"
 		if("asian2")
-			. = "e3ba84"
+			. = "#e3ba84"
 		if("arab")
-			. = "c4915e"
+			. = "#c4915e"
 		if("indian")
-			. = "b87840"
+			. = "#b87840"
 		if("african1")
-			. = "754523"
+			. = "#754523"
 		if("african2")
-			. = "471c18"
+			. = "#471c18"
 		if("albino")
-			. = "fff4e6"
+			. = "#fff4e6"
 		if("orange")
-			. = "ffc905"
+			. = "#ffc905"
 
 /mob/living/carbon/proc/Digitigrade_Leg_Swap(swap_back)
 	var/body_plan_changed = FALSE
diff --git a/code/modules/surgery/organs/tails.dm b/code/modules/surgery/organs/tails.dm
index 51a3c882aa9..6f08d0d28e2 100644
--- a/code/modules/surgery/organs/tails.dm
+++ b/code/modules/surgery/organs/tails.dm
@@ -78,7 +78,7 @@
 	..()
 	if(istype(tail_owner))
 		tail_owner.dna.species.mutant_bodyparts -= "tail_lizard"
-		color = "#" + tail_owner.dna.features["mcolor"]
+		color = tail_owner.dna.features["mcolor"]
 		tail_type = tail_owner.dna.features["tail_lizard"]
 		spines = tail_owner.dna.features["spines"]
 		tail_owner.update_body()