--- number_box.py.orig	2014-03-02 13:39:43.560339000 +0100
+++ number_box.py	2014-03-02 13:46:49.940339000 +0100
@@ -572,7 +572,7 @@ class NumberBox (Gtk.DrawingArea):
                 #cr.set_source_color(self.style.base[Gtk.StateFlags.INSENSITIVE])
                 #Gdk.cairo_set_source_rgba(
                 debug_set_color_rgba(
-                        cr, style_ctx.get_color(Gtk.StateFlags.INSENSITIVE))
+                        cr, Gdk.RGBA(0.9, 0.9, 0.9))
         elif self.is_focus():
             #cr.set_source_color(self.style.base[Gtk.StateFlags.SELECTED])
             #Gdk.cairo_set_source_rgba(
