diff --git a/gtk/src/default/gtk-3.0/_colors.scss b/gtk/src/default/gtk-3.0/_colors.scss
index 886211e55e..cfa5514265 100644
--- a/gtk/src/default/gtk-3.0/_colors.scss
+++ b/gtk/src/default/gtk-3.0/_colors.scss
@@ -8,6 +8,11 @@ $caret_color: if($variant == 'light', lighten($text_color, 5%), darken($text_col
 $bg_color: if($variant == 'light', #FAFAFA, lighten($jet, 8%));
 $fg_color: if($variant == 'light', $inkstone, $porcelain);
 
+$is_warty_nostalgia: false !default;
+@if $is_warty_nostalgia and $variant == 'light' {
+    $bg_color: $warty_nostalgia_bg;
+}
+
 $selected_fg_color: $accent_fg_color;
 $selected_bg_color: if($variant == 'light', $accent_bg_color, darken($accent_bg_color, 4%));
 
diff --git a/gtk/src/default/gtk-4.0/_colors.scss b/gtk/src/default/gtk-4.0/_colors.scss
index 499cad8afc..df6561bf42 100644
--- a/gtk/src/default/gtk-4.0/_colors.scss
+++ b/gtk/src/default/gtk-4.0/_colors.scss
@@ -8,6 +8,11 @@ $text_color: if($variant == 'light', black, white);
 $bg_color: if($variant == 'light', #FAFAFA, lighten($jet, 8%));
 $fg_color: if($variant == 'light', $inkstone, $porcelain);
 
+$is_warty_nostalgia: false !default;
+@if $is_warty_nostalgia and $variant == 'light' {
+    $bg_color: $warty_nostalgia_bg;
+}
+
 $selected_fg_color: $accent_fg_color;
 $selected_bg_color: $accent_bg_color;
 $selected_borders_color: if($variant== 'light', darken($selected_bg_color, 15%), darken($selected_bg_color, 30%));