diff --git a/code/game/objects/items/weapons/cigs_lighters.dm b/code/game/objects/items/weapons/cigs_lighters.dm
index 404da62de5a..ccddc1a0fed 100644
--- a/code/game/objects/items/weapons/cigs_lighters.dm
+++ b/code/game/objects/items/weapons/cigs_lighters.dm
@@ -563,7 +563,7 @@ CIGARETTE PACKETS ARE IN FANCY.DM
 						user.apply_damage(2,BURN,"r_hand")
 					user.visible_message("<span class='notice'>After a few attempts, [user] manages to light the [src], they however burn their finger in the process.</span>")
 
-			set_light(2)
+			set_light(2, 1, l_color = LIGHT_COLOR_LAVA)
 			START_PROCESSING(SSprocessing, src)
 		else
 			lit = 0
diff --git a/code/game/objects/items/weapons/tools.dm b/code/game/objects/items/weapons/tools.dm
index 1bf99dd05e9..6ff32b47b00 100644
--- a/code/game/objects/items/weapons/tools.dm
+++ b/code/game/objects/items/weapons/tools.dm
@@ -228,6 +228,10 @@
 	var/add = welding ? "_on" : "_off"
 	icon_state = base_iconstate + add //These are given an _on/_off suffix before being used
 	item_state = base_itemstate + add
+	if(welding)
+		set_light(0.6, 0.5, 2.5, l_color = LIGHT_COLOR_CYAN)
+	else
+		set_light(0)
 	var/mob/M = loc
 	if(istype(M))
 		M.update_inv_l_hand()
@@ -284,7 +288,7 @@
 /obj/item/weapon/weldingtool/process()
 	if(welding)
 		if(prob(5))
-			remove_fuel(1)
+			remove_fuel(1, null, colourChange = FALSE)
 
 		if(get_fuel() < 1)
 			setWelding(0)
@@ -394,9 +398,12 @@
 	return reagents.get_reagent_amount("fuel")
 
 //Removes fuel from the welding tool. If a mob is passed, it will perform an eyecheck on the mob. This should probably be renamed to use()
-/obj/item/weapon/weldingtool/proc/remove_fuel(var/amount = 1, var/mob/M = null)
+/obj/item/weapon/weldingtool/proc/remove_fuel(var/amount = 1, var/mob/M = null, var/colourChange = TRUE)
 	if(!welding)
 		return 0
+	else if(welding && colourChange)
+		set_light(0.7, 2, 5, l_color = LIGHT_COLOR_CYAN)
+		addtimer(CALLBACK(src, /atom/proc/update_icon), 5)
 	if(get_fuel() >= amount)
 		reagents.remove_reagent("fuel", amount)
 		if(M)
diff --git a/html/changelogs/geeves - lightTweak.yml b/html/changelogs/geeves - lightTweak.yml
new file mode 100644
index 00000000000..2a4d7a5ec40
--- /dev/null
+++ b/html/changelogs/geeves - lightTweak.yml	
@@ -0,0 +1,6 @@
+author: Geeves
+
+delete-after: True
+
+changes: 
+  - rscadd: "Lighters now have a different colour when on. Welders now produce light."