diff --git a/code/__DEFINES/colors.dm b/code/__DEFINES/colors.dm
index bd0fdf96e25..461330efb8c 100644
--- a/code/__DEFINES/colors.dm
+++ b/code/__DEFINES/colors.dm
@@ -83,6 +83,7 @@
 #define COLOR_ASTEROID_ROCK    "#735555"
 #define COLOR_NULLGLASS        "#ff6088"
 #define COLOR_DIAMOND          "#d8d4ea"
+#define COLOR_HEALING_GREEN    "#375637"
 
 //Color defines used by the assembly detailer.
 #define COLOR_ASSEMBLY_BLACK   "#545454"
@@ -127,3 +128,25 @@
 // Color matrix utilities
 #define COLOR_MATRIX_ADD(C) list(COLOR_RED, COLOR_GREEN, COLOR_BLUE, C)
 #define COLOR_MATRIX_OVERLAY(C) list(COLOR_BLACK, COLOR_BLACK, COLOR_BLACK, C)
+
+// Blob primary colours
+#define COLOR_RIPPING_TENDRILS "#7F0000"
+#define COLOR_BOILING_OIL "#B68D00"
+#define COLOR_ENVENOMED_FILAMENTS "#9ACD32"
+#define COLOR_LEXORIN_JELLY "#00FFC5"
+#define COLOR_KINETIC_GELATIN "#FFA500"
+#define COLOR_CRYOGENIC_LIQUID "#8BA6E9"
+#define COLOR_SORIUM "#808000"
+#define COLOR_RADIOACTIVE_GEL "#2476f0"
+#define COLOR_TESLIUM_PASTE "#20324D"
+
+// Blob complementary colours
+#define COMPLEMENTARY_COLOR_RIPPING_TENDRILS "#a15656"
+#define COMPLEMENTARY_COLOR_BOILING_OIL "#c0a856"
+#define COMPLEMENTARY_COLOR_ENVENOMED_FILAMENTS "#b0cd73"
+#define COMPLEMENTARY_COLOR_LEXORIN_JELLY "#56ebc9"
+#define COMPLEMENTARY_COLOR_KINETIC_GELATIN "#ebb756"
+#define COMPLEMENTARY_COLOR_CRYOGENIC_LIQUID "#a8b7df"
+#define COMPLEMENTARY_COLOR_SORIUM "#a2a256"
+#define COMPLEMENTARY_COLOR_RADIOACTIVE_GEL "#24f0f0"
+#define COMPLEMENTARY_COLOR_TESLIUM_PASTE "#412968"
diff --git a/code/datums/status_effects/buffs.dm b/code/datums/status_effects/buffs.dm
index efb50439223..80e64bba326 100644
--- a/code/datums/status_effects/buffs.dm
+++ b/code/datums/status_effects/buffs.dm
@@ -264,7 +264,7 @@
 			var/mob/living/carbon/human/itemUser = owner
 			//Because a servant of medicines stops at nothing to help others, lets keep them on their toes and give them an additional boost.
 			if(itemUser.health < itemUser.maxHealth)
-				new /obj/effect/temp_visual/heal(get_turf(itemUser), "#375637")
+				new /obj/effect/temp_visual/heal(get_turf(itemUser), COLOR_HEALING_GREEN)
 			itemUser.adjustBruteLoss(-1.5)
 			itemUser.adjustFireLoss(-1.5)
 			itemUser.adjustToxLoss(-1.5)
@@ -279,7 +279,7 @@
 			if(heal_points <= 0)
 				break
 			if(L.health < L.maxHealth)
-				new /obj/effect/temp_visual/heal(get_turf(L), "#375637")
+				new /obj/effect/temp_visual/heal(get_turf(L), COLOR_HEALING_GREEN)
 			if(iscarbon(L))
 				L.adjustBruteLoss(-3.5)
 				L.adjustFireLoss(-3.5)
diff --git a/code/game/gamemodes/blob/blobs/blob_mobs.dm b/code/game/gamemodes/blob/blobs/blob_mobs.dm
index 91b49143bbd..97f80fb9bd3 100644
--- a/code/game/gamemodes/blob/blobs/blob_mobs.dm
+++ b/code/game/gamemodes/blob/blobs/blob_mobs.dm
@@ -30,8 +30,10 @@
 			var/obj/effect/temp_visual/heal/H = new /obj/effect/temp_visual/heal(get_turf(src)) //hello yes you are being healed
 			if(overmind)
 				H.color = overmind.blob_reagent_datum.complementary_color
+				if(H.color == COMPLEMENTARY_COLOR_RIPPING_TENDRILS) //the colour define for ripping tendrils
+					H.color = COLOR_HEALING_GREEN //bye red cross
 			else
-				H.color = "#000000"
+				H.color = COLOR_BLACK
 		adjustHealth(-maxHealth * 0.0125)
 
 /mob/living/simple_animal/hostile/blob/Process_Spacemove(movement_dir = 0)
diff --git a/code/game/gamemodes/cult/cult_structures.dm b/code/game/gamemodes/cult/cult_structures.dm
index a0f8cf0e1ae..eb07f7845fb 100644
--- a/code/game/gamemodes/cult/cult_structures.dm
+++ b/code/game/gamemodes/cult/cult_structures.dm
@@ -265,7 +265,7 @@ GLOBAL_LIST_INIT(blacklisted_pylon_turfs, typecacheof(list(
 		for(var/mob/living/L in range(5, src))
 			if(iscultist(L) || iswizard(L) || isshade(L) || isconstruct(L))
 				if(L.health != L.maxHealth)
-					new /obj/effect/temp_visual/heal(get_turf(src), "#960000")
+					new /obj/effect/temp_visual/heal(get_turf(src), COLOR_HEALING_GREEN)
 
 					if(ishuman(L))
 						L.heal_overall_damage(1, 1, TRUE, FALSE, TRUE)
diff --git a/code/modules/reagents/chemistry/reagents/blob.dm b/code/modules/reagents/chemistry/reagents/blob.dm
index f35851d467f..40135772318 100644
--- a/code/modules/reagents/chemistry/reagents/blob.dm
+++ b/code/modules/reagents/chemistry/reagents/blob.dm
@@ -2,7 +2,7 @@
 // The 4 damage
 /datum/reagent/blob
 	description = ""
-	var/complementary_color = "#000000"
+	var/complementary_color = COLOR_BLACK
 	var/message = "The blob strikes you" //message sent to any mob hit by the blob
 	var/message_living = null //extension to first mob sent to only living mobs i.e. silicons have no skin to be burnt
 	can_synth = FALSE
@@ -17,8 +17,8 @@
 	name = "Ripping Tendrils"
 	description = "Deals High Brute damage, as well as Stamina damage."
 	id = "ripping_tendrils"
-	color = "#7F0000"
-	complementary_color = "#a15656"
+	color = COLOR_RIPPING_TENDRILS
+	complementary_color = COMPLEMENTARY_COLOR_RIPPING_TENDRILS
 	message_living = ", and you feel your skin ripping and tearing off"
 
 /datum/reagent/blob/ripping_tendrils/reaction_mob(mob/living/M, method=REAGENT_TOUCH, volume)
@@ -33,8 +33,8 @@
 	name = "Boiling Oil"
 	description = "Deals High Burn damage, and sets the victim aflame."
 	id = "boiling_oil"
-	color = "#B68D00"
-	complementary_color = "#c0a856"
+	color = COLOR_BOILING_OIL
+	complementary_color = COMPLEMENTARY_COLOR_BOILING_OIL
 	message = "The blob splashes you with burning oil"
 	message_living = ", and you feel your skin char and melt"
 
@@ -50,8 +50,8 @@
 	name = "Envenomed Filaments"
 	description = "Deals High Toxin damage, causes Hallucinations, and injects Spores into the bloodstream."
 	id = "envenomed_filaments"
-	color = "#9ACD32"
-	complementary_color = "#b0cd73"
+	color = COLOR_ENVENOMED_FILAMENTS
+	complementary_color = COMPLEMENTARY_COLOR_ENVENOMED_FILAMENTS
 	message_living = ", and you feel sick and nauseated"
 
 /datum/reagent/blob/envenomed_filaments/reaction_mob(mob/living/M, method=REAGENT_TOUCH, volume)
@@ -66,8 +66,8 @@
 	name = "Lexorin Jelly"
 	description = "Deals Medium Brute damage, but massive amounts of Respiration Damage."
 	id = "lexorin_jelly"
-	color = "#00FFC5"
-	complementary_color = "#56ebc9"
+	color = COLOR_LEXORIN_JELLY
+	complementary_color = COMPLEMENTARY_COLOR_LEXORIN_JELLY
 	message_living = ", and your lungs feel heavy and weak"
 
 /datum/reagent/blob/lexorin_jelly/reaction_mob(mob/living/M, method=REAGENT_TOUCH, volume)
@@ -82,8 +82,8 @@
 	name = "Kinetic Gelatin"
 	description = "Deals Randomized damage, between 0.33 to 2.33 times the standard amount."
 	id = "kinetic"
-	color = "#FFA500"
-	complementary_color = "#ebb756"
+	color = COLOR_KINETIC_GELATIN
+	complementary_color = COMPLEMENTARY_COLOR_KINETIC_GELATIN
 	message = "The blob pummels you"
 
 /datum/reagent/blob/kinetic/reaction_mob(mob/living/M, method=REAGENT_TOUCH, volume)
@@ -96,8 +96,8 @@
 	name = "Cryogenic Liquid"
 	description = "Deals Medium Brute damage, Stamina Damage, and injects Frost Oil into its victims, freezing them to death."
 	id = "cryogenic_liquid"
-	color = "#8BA6E9"
-	complementary_color = "#a8b7df"
+	color = COLOR_CRYOGENIC_LIQUID
+	complementary_color = COMPLEMENTARY_COLOR_CRYOGENIC_LIQUID
 	message = "The blob splashes you with an icy liquid"
 	message_living = ", and you feel cold and tired"
 
@@ -113,8 +113,8 @@
 	name = "Sorium"
 	description = "Deals High Brute damage, and sends people flying away."
 	id = "b_sorium"
-	color = "#808000"
-	complementary_color = "#a2a256"
+	color = COLOR_SORIUM
+	complementary_color = COMPLEMENTARY_COLOR_SORIUM
 	message = "The blob slams into you, and sends you flying"
 
 /datum/reagent/blob/b_sorium/reaction_mob(mob/living/M, method=REAGENT_TOUCH, volume)
@@ -156,8 +156,8 @@
 	name = "Radioactive gel"
 	description = "Deals medium toxin damage and a little brute damage, but irradiates those struck."
 	id = "radioactive_gel"
-	color = "#2476f0"
-	complementary_color = "#24f0f0"
+	color = COLOR_RADIOACTIVE_GEL
+	complementary_color = COMPLEMENTARY_COLOR_RADIOACTIVE_GEL
 	message_living = ", and you feel a strange warmth from within"
 
 /datum/reagent/blob/radioactive_gel/reaction_mob(mob/living/M, method = REAGENT_TOUCH, volume)
@@ -172,8 +172,8 @@
 	name = "Teslium paste"
 	description = "Deals medium burn damage, and shocks those struck over time"
 	id = "teslium_paste"
-	color = "#20324D"
-	complementary_color = "#412968"
+	color = COLOR_TESLIUM_PASTE
+	complementary_color = COMPLEMENTARY_COLOR_TESLIUM_PASTE
 	message_living = ", and you feel a static shock"
 
 /datum/reagent/blob/teslium_paste/reaction_mob(mob/living/M, method=REAGENT_TOUCH, volume)
diff --git a/icons/vehicles/CargoTrain.dmi b/icons/vehicles/CargoTrain.dmi
index 459edadd3d5..887bd7567b2 100644
Binary files a/icons/vehicles/CargoTrain.dmi and b/icons/vehicles/CargoTrain.dmi differ