diff --git a/core/themes/bartik/color/base.png b/core/themes/bartik/color/base.png
deleted file mode 100644
index 58cc088..0000000
Binary files a/core/themes/bartik/color/base.png and /dev/null differ
diff --git a/core/themes/bartik/color/color.inc b/core/themes/bartik/color/color.inc
index b4c813d..d132fde 100644
--- a/core/themes/bartik/color/color.inc
+++ b/core/themes/bartik/color/color.inc
@@ -119,14 +119,11 @@ $info = array(
   // with their filename as used in the stylesheet.
   'slices' => array(),
 
-  // Reference color used for blending. Matches the base.png's colors.
+  // Reference color used for blending.
   'blend_target' => '#ffffff',
 
   // Preview files.
   'preview_css' => 'color/preview.css',
   'preview_js' => 'color/preview.js',
   'preview_html' => 'color/preview.html',
-
-  // Base file for image generation.
-  'base_image' => 'color/base.png',
 );
diff --git a/core/themes/bartik/color/preview.png b/core/themes/bartik/color/preview.png
deleted file mode 100644
index 58cc088..0000000
Binary files a/core/themes/bartik/color/preview.png and /dev/null differ