diff --git a/code/modules/power/fusion/core/core_field.dm b/code/modules/power/fusion/core/core_field.dm
index c9bb540bcf0..d02b8b49ec4 100644
--- a/code/modules/power/fusion/core/core_field.dm
+++ b/code/modules/power/fusion/core/core_field.dm
@@ -126,38 +126,32 @@
 
 /obj/effect/fusion_em_field/proc/update_light_colors()
 	var/use_range
-	var/use_power
+	var/use_power = 0
+	var/temp_mod = ((plasma_temperature-5000)/20000)
+	use_range = light_min_range + Ceil((light_max_range-light_min_range)*temp_mod)
+	use_power = light_min_power + Ceil((light_max_power-light_min_power)*temp_mod)
 	switch (plasma_temperature)
 		if (-INFINITY to 1000)
 			light_color = COLOR_RED
-			use_range = light_min_range
-			use_power = light_min_power
 			alpha = 30
+		if (1000 to 6000)
+			light_color = COLOR_ORANGE
+			alpha = 50
+		if (6000 to 20000)
+			light_color = COLOR_YELLOW
+			alpha = 80
+		if (20000 to 50000)
+			light_color = COLOR_GREEN
+			alpha = 120
+		if (50000 to 70000)
+			light_color = COLOR_CYAN
+			alpha = 160
+		if (70000 to 100000)
+			light_color = COLOR_BLUE
+			alpha = 200
 		if (100000 to INFINITY)
 			light_color = COLOR_VIOLET
-			use_range = light_max_range
-			use_power = light_max_power
 			alpha = 230
-		else
-			var/temp_mod = ((plasma_temperature-5000)/20000)
-			use_range = light_min_range + Ceil((light_max_range-light_min_range)*temp_mod)
-			use_power = light_min_power + Ceil((light_max_power-light_min_power)*temp_mod)
-			switch (plasma_temperature)
-				if (1000 to 6000)
-					light_color = COLOR_ORANGE
-					alpha = 50
-				if (6000 to 20000)
-					light_color = COLOR_YELLOW
-					alpha = 80
-				if (20000 to 50000)
-					light_color = COLOR_GREEN
-					alpha = 120
-				if (50000 to 70000)
-					light_color = COLOR_CYAN
-					alpha = 160
-				if (70000 to 100000)
-					light_color = COLOR_BLUE
-					alpha = 200
 
 	if (last_range != use_range || last_power != use_power || color != light_color)
 		set_light(use_range / 6, use_power ? 6 : 0, light_color)
diff --git a/html/changelogs/Sneakyranger-rainbow2.yml b/html/changelogs/Sneakyranger-rainbow2.yml
new file mode 100644
index 00000000000..3254f2af4f2
--- /dev/null
+++ b/html/changelogs/Sneakyranger-rainbow2.yml
@@ -0,0 +1,41 @@
+################################
+# 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
+#   wip (For works in progress)
+#   tweak
+#   soundadd
+#   sounddel
+#   rscadd (general adding of nice things)
+#   rscdel (general deleting of nice things)
+#   imageadd
+#   imagedel
+#   maptweak
+#   spellcheck (typo fixes)
+#   experiment
+#   balance
+#   admin
+#   backend
+#   security
+#   refactor
+#################################
+
+# Your name.
+author: Sneakyranger
+
+# 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, all entries are changed into a single [] after a master changelog generation. Just remove the brackets when you add new entries.
+# Please surround your changes in  double quotes ("), as certain characters otherwise screws up compiling. The quotes will not show up in the changelog.
+changes:
+  - bugfix: "Fixed certain INDRA reactor colors not properly displaying colored lighting effects."