Inverting your screen color can come in handy while writing in a dark room, keeping your screen light output low while working in bed or just as a change of pace in your computer environment. In this lesson, you will learn a quick tip on how to invert the screen color on Mac OS X.
Hold down the key-combination "Command-Option-Control" with three fingers on your left hand.
Depress the "8" key on your keyboard. Your screen colors will automatically invert.
To change the inverted color back to the normal Mac color screen, repeat the process.