diff --git a/code/__DEFINES/lighting.dm b/code/__DEFINES/lighting.dm
index 7f3ac621289..6e26507b22c 100644
--- a/code/__DEFINES/lighting.dm
+++ b/code/__DEFINES/lighting.dm
@@ -7,6 +7,8 @@
 /// Cold, diluted blue. rgb(100, 150, 250)
 #define LIGHT_COLOR_BLUE			"#6496FA"
 
+/// Light blue. rgb(142, 180, 255)
+#define LIGHT_COLOR_LIGHT_BLUE		"#8eb4ff"
 /// Cyan. rgb(125, 225, 225)
 #define LIGHT_COLOR_CYAN			"#7DE1E1"
 /// Diluted cyan. rgb(202, 240, 255)
@@ -50,16 +52,31 @@
 /// A softer emergency red, used for small bulbs. rgb(250, 130, 130)
 #define LIGHT_COLOR_EMERGENCY_SOFT	"#FA8282"
 /// Clinical white light bulbs
-#define LIGHT_COLOUR_WHITE			"#FEFEFE"
+#define LIGHT_COLOR_BULB_WHITE		"#FEFEFE"
+/// Grimier, warmer off-white.
+#define LIGHT_COLOR_OFFWHITE		"#efe5bb"
 /// Warm yellowish light bulbs
-#define LIGHT_COLOUR_WARM			"#FFFEE0"
+#define LIGHT_COLOR_WARM			"#e7e6af"
 /// Amberish decayed light bulbs
 #define LIGHT_COLOR_DECAYED			"#fabd6d"
 /// Reddish decayed light bulbs
 #define LIGHT_COLOR_DYING			"#fa826d"
+/// Pale green. Mostly for medical.
+#define LIGHT_COLOR_CLINICAL		"#5bffaa"
+/// A very gentle purple-ish color!
+#define LIGHT_COLOR_LAVENDER		"#d8bfd8"
 
-/// List of standard light colors used for randomized lighting and selectable printed lights.
-#define LIGHT_STANDARD_COLORS list(LIGHT_COLOUR_WHITE, LIGHT_COLOUR_WARM, LIGHT_COLOR_HALOGEN)
+// This is the list of area-based light variations!
+/// Quite clean, cold, clinical lighting. For tightly monitored or very sterile areas.
+#define LIGHT_CLINICAL_COLORS list(LIGHT_COLOR_BULB_WHITE, LIGHT_COLOR_WARM, LIGHT_COLOR_HALOGEN)
+/// Generic warmer off-white lighting, for public areas.
+#define LIGHT_WARM_COLORS list(LIGHT_COLOR_WARM, LIGHT_COLOR_OFFWHITE)
+/// Everything is yellow in engineering! It's industrial!
+#define LIGHT_ENGINEERING_COLORS list(LIGHT_COLOR_WARM, LIGHT_COLOR_DECAYED)
+/// Purple. Funky. Probably tastes like blueberries. For research.
+#define LIGHT_RESEARCH_COLORS list(LIGHT_COLOR_LAVENDER, LIGHT_COLOR_PALE_PURPLE)
+/// Foreboding blue. Ominous. You are in a high security area.
+#define LIGHT_HIGHSEC_COLORS list(LIGHT_COLOR_BLUE, LIGHT_COLOR_LIGHT_BLUE)
 
 #define LIGHT_MODE_RED      "red"
 #define LIGHT_MODE_DELTA    "delta"
diff --git a/code/game/area/areas.dm b/code/game/area/areas.dm
index bfb60c3281e..27decb5d2f3 100644
--- a/code/game/area/areas.dm
+++ b/code/game/area/areas.dm
@@ -95,6 +95,9 @@
 	// 'amidships' belongs to location_ew
 	var/location_ew = null
 	var/location_ns = null
+	/// What colors should the area's light fixtures emit, if any?
+	/// Only applies to light fixtures which are set to use randomized lighting!
+	var/list/area_lighting = LIGHT_WARM_COLORS
 
 	var/centcomm_area = FALSE
 
diff --git a/code/game/objects/items/weapons/storage/boxes.dm b/code/game/objects/items/weapons/storage/boxes.dm
index e9d05023abc..35e6b343217 100644
--- a/code/game/objects/items/weapons/storage/boxes.dm
+++ b/code/game/objects/items/weapons/storage/boxes.dm
@@ -873,7 +873,7 @@
 		/obj/item/light/tube/colored/blue,
 		/obj/item/light/tube/colored/magenta,
 		/obj/item/light/tube/colored/yellow,
-		/obj/item/light/tube/colored/cyan
+		/obj/item/light/tube/colored/pale_purple
 	)
 	var/static/list/bulbs_colors = list(
 		/obj/item/light/bulb/colored/red,
@@ -881,7 +881,7 @@
 		/obj/item/light/bulb/colored/blue,
 		/obj/item/light/bulb/colored/magenta,
 		/obj/item/light/bulb/colored/yellow,
-		/obj/item/light/bulb/colored/cyan
+		/obj/item/light/bulb/colored/pale_purple
 	)
 	for(var/i = 0, i < 14, i++)
 		var/type = pick(tube_colors)
@@ -920,6 +920,12 @@
 	color = COLOR_YELLOW_GRAY
 	starts_with = list(/obj/item/light/tube/colored/yellow = 14, /obj/item/light/bulb/colored/yellow = 7)
 
+/obj/item/storage/box/lights/colored/pale_purple
+	name = "box of pale purple lights"
+	illustration = "lightmixed"
+	color = COLOR_PURPLE_GRAY
+	starts_with = list(/obj/item/light/tube/colored/pale_purple = 14, /obj/item/light/bulb/colored/pale_purple = 7)
+
 /obj/item/storage/box/lights/colored/magenta
 	name = "box of magenta lights"
 	illustration = "lightmixed"
diff --git a/code/game/objects/random/loot.dm b/code/game/objects/random/loot.dm
index 156f26567a7..4cdb9cd9b1a 100644
--- a/code/game/objects/random/loot.dm
+++ b/code/game/objects/random/loot.dm
@@ -116,6 +116,7 @@
 		/obj/item/storage/box/lights/colored/cyan = 0.1,
 		/obj/item/storage/box/lights/colored/green = 0.1,
 		/obj/item/storage/box/lights/colored/magenta = 0.1,
+		/obj/item/storage/box/lights/colored/pale_purple = 0.1,
 		/obj/item/storage/box/lights/colored/red = 0.1,
 		/obj/item/storage/box/lights/colored/yellow = 0.1,
 		/obj/item/storage/box/lights/coloredmixed = 0.2,
diff --git a/code/game/objects/structures/machinery/lightswitch.dm b/code/game/objects/structures/machinery/lightswitch.dm
index 9af4181a841..d7c60b71ca6 100644
--- a/code/game/objects/structures/machinery/lightswitch.dm
+++ b/code/game/objects/structures/machinery/lightswitch.dm
@@ -103,10 +103,10 @@
 /obj/structure/machinery/light_switch/idris
 	name = "idris smart switch"
 	desc = "A smart lightswitch designed by Idris Incorporated for entertainment venues, this one has additional controls for adjusting the color and brightness of the compartment's lighting."
-	var/current_light_color = LIGHT_COLOR_HALOGEN
+	var/current_light_color = LIGHT_COLOR_OFFWHITE
 	var/current_brightness = 1.0
 	var/static/list/color_options = list(
-		"Standard" = LIGHT_COLOR_HALOGEN,
+		"Standard" = LIGHT_COLOR_OFFWHITE,
 		"Red" = LIGHT_COLOR_RED,
 		"Green" = LIGHT_COLOR_GREEN,
 		"Blue" = LIGHT_COLOR_BLUE,
diff --git a/code/modules/cargo/random_stock/t1_common.dm b/code/modules/cargo/random_stock/t1_common.dm
index 21c7ef5360a..0c113339c54 100644
--- a/code/modules/cargo/random_stock/t1_common.dm
+++ b/code/modules/cargo/random_stock/t1_common.dm
@@ -79,7 +79,8 @@ STOCK_ITEM_COMMON(light, 1.8)
 			/obj/item/storage/box/lights/colored/blue, \
 			/obj/item/storage/box/lights/colored/cyan, \
 			/obj/item/storage/box/lights/colored/yellow, \
-			/obj/item/storage/box/lights/colored/magenta \
+			/obj/item/storage/box/lights/colored/magenta, \
+			/obj/item/storage/box/lights/colored/pale_purple \
 		)
 		new type(L)
 
diff --git a/code/modules/power/lights/bulbs.dm b/code/modules/power/lights/bulbs.dm
index b00ed75dc9b..f2077c9e52a 100644
--- a/code/modules/power/lights/bulbs.dm
+++ b/code/modules/power/lights/bulbs.dm
@@ -16,11 +16,11 @@
 	var/rigged = 0		// true if rigged to explode
 	var/brightness_range = 2 //how much light it gives off
 	var/brightness_power = 0.45
-	var/brightness_color = LIGHT_COLOR_HALOGEN
+	var/brightness_color = LIGHT_COLOR_OFFWHITE
 	var/lighttype = null
 	var/randomize_range = TRUE
 	var/randomize_color = TRUE
-	var/list/randomized_colors = LIGHT_STANDARD_COLORS
+	var/list/randomized_colors = LIGHT_WARM_COLORS
 
 /obj/item/light/antagonist_hints(mob/user, distance, is_adjacent)
 	. += ..()
@@ -134,6 +134,10 @@
 	name = "magenta light tube"
 	brightness_color = LIGHT_COLOR_VIOLET
 
+/obj/item/light/tube/colored/pale_purple
+	name = "pale purple light tube"
+	brightness_color = LIGHT_COLOR_PALE_PURPLE
+
 /obj/item/light/tube/colored/yellow
 	name = "yellow light tube"
 	brightness_color = LIGHT_COLOR_YELLOW
@@ -186,6 +190,10 @@
 	name = "magenta light bulb"
 	brightness_color = LIGHT_COLOR_VIOLET
 
+/obj/item/light/bulb/colored/pale_purple
+	name = "pale purple light tube"
+	brightness_color = LIGHT_COLOR_PALE_PURPLE
+
 /obj/item/light/bulb/colored/yellow
 	name = "yellow light bulb"
 	brightness_color = LIGHT_COLOR_YELLOW
diff --git a/code/modules/power/lights/fixtures.dm b/code/modules/power/lights/fixtures.dm
index 955b2c55a02..611c23f9eaa 100644
--- a/code/modules/power/lights/fixtures.dm
+++ b/code/modules/power/lights/fixtures.dm
@@ -28,7 +28,7 @@
 	var/night_brightness_power = 0.3
 	var/supports_nightmode = TRUE
 	var/nightmode = FALSE
-	var/brightness_color = LIGHT_COLOR_HALOGEN
+	var/brightness_color = LIGHT_COLOR_OFFWHITE
 	/// Expected types defined in lightning.dm
 	var/status = LIGHT_OK
 	var/flickering = 0
@@ -62,7 +62,10 @@
 	var/previous_stat
 	var/randomize_color = TRUE
 	var/default_color
-	var/static/list/randomized_colors = LIGHT_STANDARD_COLORS
+	/// This is also defined at the area level! If you want to mess with
+	/// light fixture colours without touching specific subtypes, you
+	/// should probably be looking at the area's variables, not at this.
+	var/static/list/randomized_colors = LIGHT_WARM_COLORS
 	var/static/list/emergency_lights = list(
 		LIGHT_MODE_RED = LIGHT_COLOR_EMERGENCY,
 		LIGHT_MODE_DELTA = LIGHT_COLOR_ORANGE
@@ -132,8 +135,14 @@
 				if(prob(1) || (maybe_broken && prob(50)))
 					broken(1)
 
+	// If we're randomizing the color of this fixture, we check if the area has a special palette.
+	// This is intended to save mapping time by automating light variations in different areas.
 	if(randomize_color)
+		var/area/A = get_area(src)
+		randomized_colors = A.area_lighting
+
 		brightness_color = pick(randomized_colors)
+
 	default_color = brightness_color // We need a different var so the new color doesn't get wiped away. Initial() wouldn't work since brightness_color is overridden.
 	update(0)
 	set_pixel_offsets()
diff --git a/html/changelogs/hazelmouse-liiiights.yml b/html/changelogs/hazelmouse-liiiights.yml
new file mode 100644
index 00000000000..ddde77b0cfb
--- /dev/null
+++ b/html/changelogs/hazelmouse-liiiights.yml
@@ -0,0 +1,58 @@
+################################
+# Example Changelog File
+#
+# Note: This file, and files beginning with ".", and files that don't end in ".yml" will not be read. If you change this file, you will look really dumb.
+#
+# Your changelog will be merged with a master changelog. (New stuff added only, and only on the date entry for the day it was merged.)
+# When it is, any changes listed below will disappear.
+#
+# Valid Prefixes:
+#   bugfix
+#     - (fixes bugs)
+#   wip
+#     - (work in progress)
+#   qol
+#     - (quality of life)
+#   soundadd
+#     - (adds a sound)
+#   sounddel
+#     - (removes a sound)
+#   rscadd
+#     - (adds a feature)
+#   rscdel
+#     - (removes a feature)
+#   imageadd
+#     - (adds an image or sprite)
+#   imagedel
+#     - (removes an image or sprite)
+#   spellcheck
+#     - (fixes spelling or grammar)
+#   experiment
+#     - (experimental change)
+#   balance
+#     - (balance changes)
+#   code_imp
+#     - (misc internal code change)
+#   refactor
+#     - (refactors code)
+#   config
+#     - (makes a change to the config files)
+#   admin
+#     - (makes changes to administrator tools)
+#   server
+#     - (miscellaneous changes to server)
+#################################
+
+# Your name.
+author: hazelmouse
+
+# Optional: Remove this file after generating master changelog.  Useful for PR changelogs that won't get used again.
+delete-after: True
+
+# Any changes you've made.  See valid prefix list above.
+# INDENT WITH TWO SPACES.  NOT TABS.  SPACES.
+# SCREW THIS UP AND IT WON'T WORK.
+# Also, this gets changed to [] after reading.  Just remove the brackets when you add new shit.
+# Please surround your changes in  double quotes ("). It works without them, but if you use certain characters it screws up compiling. The quotes will not show up in the changelog.
+changes:
+  - rscadd: "Lighting aboard the SCCV Horizon now varies per area, and is now slightly warmer in almost all areas of the game world, including off-sites."
diff --git a/maps/sccv_horizon/areas/horizon_areas_ai.dm b/maps/sccv_horizon/areas/horizon_areas_ai.dm
index 78d42573460..b74a250bca3 100644
--- a/maps/sccv_horizon/areas/horizon_areas_ai.dm
+++ b/maps/sccv_horizon/areas/horizon_areas_ai.dm
@@ -11,6 +11,7 @@
 	name = "AI Area (PARENT AREA - DON'T USE)"
 	icon_state = "ai_chamber"
 	ambience = AMBIENCE_AI
+	area_lighting = LIGHT_HIGHSEC_COLORS
 	horizon_deck = 3
 	department = LOC_AI
 	area_flags = AREA_FLAG_RAD_SHIELDED | AREA_FLAG_HIDE_FROM_HOLOMAP
diff --git a/maps/sccv_horizon/areas/horizon_areas_command.dm b/maps/sccv_horizon/areas/horizon_areas_command.dm
index 1a4c8e1c163..cd3a0ce0f92 100644
--- a/maps/sccv_horizon/areas/horizon_areas_command.dm
+++ b/maps/sccv_horizon/areas/horizon_areas_command.dm
@@ -15,6 +15,7 @@
 /// Head of Staff offices
 /area/horizon/command/heads
 	name = "Head of Staff's Office (PARENT AREA - DON'T USE)"
+	area_lighting = LIGHT_HIGHSEC_COLORS
 	area_flags = AREA_FLAG_RAD_SHIELDED
 	sound_environment = SOUND_AREA_SMALL_ENCLOSED
 	lightswitch = FALSE
@@ -67,6 +68,8 @@
 /area/horizon/command/bridge
 	name = "Bridge"
 	icon_state = "bridge"
+	area_lighting = LIGHT_CLINICAL_COLORS
+	department = LOC_COMMAND
 	no_light_control = 1
 	area_blurb = "The sound here seems to carry more than others, every click of a shoe or clearing of a throat amplified. \
 	The smell of ink, written and printed, wafts notably through the air."
@@ -91,6 +94,7 @@
 /area/horizon/command/bridge/aibunker
 	name = "Command Bunker"
 	icon_state = "ai_foyer"
+	area_lighting = LIGHT_HIGHSEC_COLORS
 	area_flags = AREA_FLAG_RAD_SHIELDED | AREA_FLAG_HIDE_FROM_HOLOMAP
 	area_blurb = "Heavily armored and internal, the Combat Information Center is the secondary nerve center of the ship; the responsibility of the place weighs heavily."
 
@@ -105,6 +109,7 @@
 /area/horizon/command/bridge/cciaroom
 	name = "Human Resources Meeting Room"
 	icon_state = "hr"
+	area_lighting = LIGHT_HIGHSEC_COLORS
 	sound_environment = SOUND_AREA_MEDIUM_SOFTFLOOR
 	area_blurb = "You might feel dread when you enter this meeting room."
 	area_flags = AREA_FLAG_RAD_SHIELDED
@@ -119,6 +124,7 @@
 /area/horizon/command/bridge/selfdestruct
 	name = "Authentication Terminal Safe"
 	icon_state = "bridge"
+	area_lighting = LIGHT_HIGHSEC_COLORS
 	area_flags = AREA_FLAG_RAD_SHIELDED | AREA_FLAG_HIDE_FROM_HOLOMAP
 	area_blurb = "The air veritably throbs with doom."
 
@@ -130,6 +136,7 @@
 //Teleporter
 /area/horizon/command/teleporter
 	name = "Teleporter"
+	area_lighting = LIGHT_HIGHSEC_COLORS
 	icon_state = "teleporter"
 	horizon_deck = 1
 	area_blurb = "The air in here always feels charged with the subdued crackle of electricity, tasting faintly of ozone."
diff --git a/maps/sccv_horizon/areas/horizon_areas_crew.dm b/maps/sccv_horizon/areas/horizon_areas_crew.dm
index e5cccdd1c3f..18c36132c4b 100644
--- a/maps/sccv_horizon/areas/horizon_areas_crew.dm
+++ b/maps/sccv_horizon/areas/horizon_areas_crew.dm
@@ -201,6 +201,7 @@
 /area/horizon/repoffice
 	name = "Representative Office (PARENT AREA - DON'T USE)"
 	icon_state = "law"
+	area_lighting = LIGHT_HIGHSEC_COLORS
 	sound_environment = SOUND_AREA_MEDIUM_SOFTFLOOR
 	holomap_color = HOLOMAP_AREACOLOR_CIVILIAN
 	horizon_deck = 3
diff --git a/maps/sccv_horizon/areas/horizon_areas_engineering.dm b/maps/sccv_horizon/areas/horizon_areas_engineering.dm
index 4ec450d504f..bca3d252a25 100644
--- a/maps/sccv_horizon/areas/horizon_areas_engineering.dm
+++ b/maps/sccv_horizon/areas/horizon_areas_engineering.dm
@@ -1,6 +1,7 @@
 /// ENGINEERING_AREAS
 /area/horizon/engineering
 	name = "Engineering (PARENT AREA - DON'T USE)"
+	area_lighting = LIGHT_ENGINEERING_COLORS
 	icon_state = "engineering"
 	ambience = AMBIENCE_ENGINEERING
 	holomap_color = HOLOMAP_AREACOLOR_ENGINEERING
@@ -229,13 +230,14 @@
 /// TCOMMS_AREAS
 /area/horizon/tcommsat
 	ambience = AMBIENCE_ENGINEERING
+	area_lighting = LIGHT_HIGHSEC_COLORS
 	no_light_control = 1
 	station_area = TRUE
 	holomap_color = HOLOMAP_AREACOLOR_ENGINEERING
 	horizon_deck = 3
 	area_blurb = "Countless machines sit within these compartments, an unfathomably complex network that runs every radio and computer connection. \
 	The air lacks any notable scent, having been filtered of dust and pollutants for the sake of all the sensitive machinery."
-	department = LOC_ENGINEERING
+	department = LOC_COMMAND
 	subdepartment = SUBLOC_TELECOMMS
 
 /area/horizon/tcommsat/entrance
diff --git a/maps/sccv_horizon/areas/horizon_areas_maintenance.dm b/maps/sccv_horizon/areas/horizon_areas_maintenance.dm
index 502038d7760..ce428c62918 100644
--- a/maps/sccv_horizon/areas/horizon_areas_maintenance.dm
+++ b/maps/sccv_horizon/areas/horizon_areas_maintenance.dm
@@ -2,6 +2,7 @@
 /area/horizon/maintenance
 	name = "Horizon - Maintenance (PARENT AREA - DON'T USE)"
 	icon_state = "maintenance"
+	area_lighting = LIGHT_ENGINEERING_COLORS
 	area_flags = AREA_FLAG_RAD_SHIELDED | AREA_FLAG_HIDE_FROM_HOLOMAP | AREA_FLAG_PREVENT_PERSISTENT_TRASH
 	sound_environment = SOUND_AREA_TUNNEL_ENCLOSED
 	turf_initializer = new /datum/turf_initializer/maintenance()
diff --git a/maps/sccv_horizon/areas/horizon_areas_medical.dm b/maps/sccv_horizon/areas/horizon_areas_medical.dm
index ae7362c94de..aad9ef30d8e 100644
--- a/maps/sccv_horizon/areas/horizon_areas_medical.dm
+++ b/maps/sccv_horizon/areas/horizon_areas_medical.dm
@@ -1,6 +1,7 @@
 /// MEDICAL_AREAS
 /area/horizon/medical
 	station_area = TRUE
+	area_lighting = LIGHT_CLINICAL_COLORS
 	holomap_color = HOLOMAP_AREACOLOR_MEDICAL
 	area_blurb = "Various smells waft through the sick bay: disinfectants, various medicines, sterile gloves, and gauze. It's not a pleasant smell, but one you could grow to ignore."
 	department = LOC_MEDICAL
diff --git a/maps/sccv_horizon/areas/horizon_areas_operations.dm b/maps/sccv_horizon/areas/horizon_areas_operations.dm
index a818105e993..3397e802911 100644
--- a/maps/sccv_horizon/areas/horizon_areas_operations.dm
+++ b/maps/sccv_horizon/areas/horizon_areas_operations.dm
@@ -2,6 +2,7 @@
 /area/horizon/operations
 	name = "Ops (PARENT AREA - DON'T USE)"
 	icon_state = "dark"
+	area_lighting = LIGHT_ENGINEERING_COLORS
 	ambience = AMBIENCE_ENGINEERING
 	holomap_color = HOLOMAP_AREACOLOR_OPERATIONS
 	department = LOC_OPERATIONS
@@ -75,6 +76,7 @@
 /area/horizon/hangar
 	name = "Hangar (PARENT AREA - DON'T USE)"
 	icon_state = "bluenew"
+	area_lighting = LIGHT_ENGINEERING_COLORS
 	ambience = AMBIENCE_HANGAR
 	sound_environment = SOUND_ENVIRONMENT_HANGAR
 	holomap_color = HOLOMAP_AREACOLOR_HANGAR
@@ -140,12 +142,15 @@
 	horizon_deck = 1
 
 /// WEAPONS_AREAS
-/area/horizon/weapons/longbow
-	name = "Longbow Weapon System"
-	icon_state = "bridge_weapon"
+/area/horizon/weapons
+	area_lighting = LIGHT_ENGINEERING_COLORS
 	sound_environment = SOUND_AREA_LARGE_ENCLOSED
 	ambience = AMBIENCE_HIGHSEC
 	area_flags = AREA_FLAG_HIDE_FROM_HOLOMAP
+
+/area/horizon/weapons/longbow
+	name = "Longbow Weapon System"
+	icon_state = "bridge_weapon"
 	horizon_deck = 3
 	area_blurb = "One of the SCCV Horizon's daunting weapons bays."
 	department = LOC_COMMAND
@@ -154,9 +159,6 @@
 /area/horizon/weapons/grauwolf
 	name = "Grauwolf Weapon System"
 	icon_state = "bridge_weapon"
-	sound_environment = SOUND_AREA_LARGE_ENCLOSED
-	ambience = AMBIENCE_HIGHSEC
-	area_flags = AREA_FLAG_HIDE_FROM_HOLOMAP
 	horizon_deck = 2
 	area_blurb = "One of the SCCV Horizon's daunting weapons bays."
 	department = LOC_COMMAND
@@ -165,6 +167,7 @@
 /// STORAGE_AREAS
 /area/horizon/storage
 	name = "Storage (PARENT AREA - DON'T USE)"
+	area_lighting = LIGHT_ENGINEERING_COLORS
 	department = LOC_CREW
 	lightswitch = FALSE
 
@@ -192,6 +195,7 @@
 /area/horizon/storage/secure/ops_vault
 	name = "Secure Operational Storage"
 	icon_state = "storage"
+	area_lighting = LIGHT_HIGHSEC_COLORS
 	horizon_deck = 2
 	area_flags = AREA_FLAG_HIDE_FROM_HOLOMAP
 	department = LOC_COMMAND
@@ -201,6 +205,7 @@
 /area/horizon/storage/secure/tech_vault
 	name = "Secure Technical Storage"
 	icon_state = "storage"
+	area_lighting = LIGHT_HIGHSEC_COLORS
 	horizon_deck = 3
 	area_flags = AREA_FLAG_HIDE_FROM_HOLOMAP
 	department = LOC_COMMAND
diff --git a/maps/sccv_horizon/areas/horizon_areas_science.dm b/maps/sccv_horizon/areas/horizon_areas_science.dm
index 038b0b1f5c9..fe1991bceb1 100644
--- a/maps/sccv_horizon/areas/horizon_areas_science.dm
+++ b/maps/sccv_horizon/areas/horizon_areas_science.dm
@@ -1,5 +1,6 @@
 /// SCIENCE_AREAS
 /area/horizon/rnd
+	area_lighting = LIGHT_RESEARCH_COLORS
 	holomap_color = HOLOMAP_AREACOLOR_SCIENCE
 	department = LOC_SCIENCE
 	horizon_deck = 2
diff --git a/maps/sccv_horizon/areas/horizon_areas_security.dm b/maps/sccv_horizon/areas/horizon_areas_security.dm
index b55bfad2b29..79093b76b3e 100644
--- a/maps/sccv_horizon/areas/horizon_areas_security.dm
+++ b/maps/sccv_horizon/areas/horizon_areas_security.dm
@@ -1,6 +1,7 @@
 /// SECURITY_AREAS
 /area/horizon/security
 	name = "Security (PARENT AREA - DON'T USE)"
+	area_lighting = LIGHT_WARM_COLORS
 	holomap_color = HOLOMAP_AREACOLOR_SECURITY
 	department = LOC_SECURITY
 	area_blurb = "Every sound seems to echo just a little louder and more threateningly in the Security sectors of the SCCV Horizon."