Colorwize
- Over 20 tests based on color research.
- http://www.colorwize.com/

Lüscher colortest
- Online color test.
- http://www.saunalahti.fi/jawap/colour/colortest.html

What's Your Favorite Color?
- 10-second color quiz to determine what your favorite color preference generally signifies.
- http://frontier.dreamhost.com/askclor.htm

The Personality Colors Test
- The human brain responds to shapes and colors in unique ways for each person. Since the 1960s, psychologists have speculated about the appeal of certain color combinations for different personality types.
- http://www.allhealth.com/onlinepsych/personality/olpgen/0,6103,7119_127650,00.html

Your Favorite Color and Your Sexuality
- What your favorite color reveals about your sexuality.
- http://www.gagirl.com/quiz/colours.html

ColorQuiz.com
- Five minute personality test based on research by color psychologists.
- http://www.colorquiz.com/