- Unless you are using a full-color photograph or picture, you should use no more than three or four contrasting colors.
- Optimal color choices should complement the human vision and perception physiology rather than just being your own favorite.
- Stick with contrasting combinations of red, green, blue, yellow, black, and white whenever possible.
- Red letters on a blue background causes "stereopsis."
- Red and green combinations dont work because many people are red/green colorblind.
- Good background colors include dark blues and greens.
- Good text colors are white and pale yellows.
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