diff --git a/src/scripts/app.ts b/src/scripts/app.ts
index 6c1114a268..ae0ad8ccda 100644
--- a/src/scripts/app.ts
+++ b/src/scripts/app.ts
@@ -650,7 +650,7 @@ export class ComfyApp {
       if (opacity) adjustments.opacity = opacity
 
       if (useColorPaletteStore().completedActivePalette.light_theme) {
-        adjustments.lightness = 0.5
+        if (old_bgcolor) adjustments.lightness = 0.5
 
         // Lighten title bar of colored nodes on light theme
         if (old_color) {