diff --git a/stand/lua/color.lua b/stand/lua/color.lua
index c5a3e1215c7e..870e921e2f77 100644
--- a/stand/lua/color.lua
+++ b/stand/lua/color.lua
@@ -58,7 +58,7 @@ color.disabled = not color.isEnabled()
 
 function color.escapefg(color_value)
 	if color.disabled then
-		return color_value
+		return ''
 	end
 	return core.KEYSTR_CSI .. "3" .. color_value .. "m"
 end
@@ -72,7 +72,7 @@ end
 
 function color.escapebg(color_value)
 	if color.disabled then
-		return color_value
+		return ''
 	end
 	return core.KEYSTR_CSI .. "4" .. color_value .. "m"
 end
diff --git a/stand/lua/screen.lua b/stand/lua/screen.lua
index dfb53a452a35..baa58fb23dca 100644
--- a/stand/lua/screen.lua
+++ b/stand/lua/screen.lua
@@ -47,14 +47,14 @@ end
 
 function screen.setforeground(color_value)
 	if color.disabled then
-		return color_value
+		return
 	end
 	printc(color.escapefg(color_value))
 end
 
 function screen.setbackground(color_value)
 	if color.disabled then
-		return color_value
+		return
 	end
 	printc(color.escapebg(color_value))
 end