How to determine complementary colors?
What are the different color models?

Determine Complementary Color

140 color names
216 web safe colors
2040 RAL colors
200 shades of gray

The complementary color of #FFFF66 is the color #6666FF

The HSL model was used to determine the complementary color

Input Color


HEX #FFFF66
RGB 255, 255, 102
CMYK 0%, 0%, 60%, 0%
HSL 60°, 100%, 70%

Complementary Color


HEX #6666FF
RGB 102, 102, 255
CMYK 60%, 60%, 0%, 0%
HSL 240°, 100%, 70%

Complementary color scheme

#6666FF
#FF66FF
#FF6666
#FFFF66
#66FF66