I've done that too, but even better was when I used Compiz on Linux. I made a filter that you could use to toggle any window or the whole screen to amber with a

I've done that too, but even better was when I used Compiz on Linux. I made a filter that you could use to toggle any window or the whole screen to amber with a hotkey. It was much more useful than the spinning cube of desktops. Probably the closest I ever got to a consistent color theme on Linux, as well.