diff -ruN a//src/LibraryWindow.vala b//src/LibraryWindow.vala
--- a//src/LibraryWindow.vala	2010-09-11 03:55:55.000000000 +0500
+++ b//src/LibraryWindow.vala	2011-01-31 22:49:49.155812733 +0500
@@ -83,6 +83,8 @@
     // special Yorba-selected sidebar background color for standard themes (humanity,
     // clearlooks, etc.); dark themes use the theme's native background color
     public static Gdk.Color SIDEBAR_STANDARD_BG_COLOR = parse_color("#EEE");
+    
+    // Max brightness value to trigger SIDEBAR_STANDARD_BG_COLOR
     public const uint16 STANDARD_COMPONENT_MINIMUM = 0xf00;
 
     private string import_dir = Environment.get_home_dir();
@@ -1359,9 +1361,9 @@
         
         Gtk.Settings settings = Gtk.Settings.get_default();
         HashTable<string, Gdk.Color?> color_table = settings.color_hash;
-        Gdk.Color? base_color = color_table.lookup("bg_color");
-        if (base_color != null && (base_color.red > STANDARD_COMPONENT_MINIMUM ||
-            base_color.green > STANDARD_COMPONENT_MINIMUM ||
+        Gdk.Color? base_color = color_table.lookup("base_color");
+        if (base_color != null && (base_color.red > STANDARD_COMPONENT_MINIMUM &&
+            base_color.green > STANDARD_COMPONENT_MINIMUM &&
             base_color.blue > STANDARD_COMPONENT_MINIMUM)) {
             // if the current theme is a standard theme (as opposed to a dark theme), then
             // use the specially-selected Yorba muted background color for the sidebar.