Update app.py

app.py

@@ -28,9 +28,9 @@ with gr.Blocks(
         border_color_accent_dark='*secondary_800',
         color_accent='*secondary_600',
         color_accent_soft='*secondary_200',
-        color_accent_soft_dark='*secondary_800',
+        color_accent_soft_dark='*secondary_900',
         button_primary_background_fill='*secondary_100',
-        button_primary_background_fill_dark='*secondary_400'
+        button_primary_background_fill_dark='*secondary_500'
     )
      
 ) as demo: