Index: wp-admin/css/colors-classic.dev.css
===================================================================
--- wp-admin/css/colors-classic.dev.css	(revision 17614)
+++ wp-admin/css/colors-classic.dev.css	(working copy)
@@ -199,6 +199,7 @@
 }
 
 #media-upload,
+#plugin-information,
 #media-upload .media-item .slidetoggle {
 	background: #fff;
 }
Index: wp-admin/css/colors-fresh.dev.css
===================================================================
--- wp-admin/css/colors-fresh.dev.css	(revision 17614)
+++ wp-admin/css/colors-fresh.dev.css	(working copy)
@@ -199,6 +199,7 @@
 }
 
 #media-upload,
+#plugin-information,
 #media-upload .media-item .slidetoggle {
 	background: #fff;
 }