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 #78FFFF is the color #FF7878

The HSL model was used to determine the complementary color

Input Color


HEX #78FFFF
RGB 120, 255, 255
CMYK 53%, 0%, 0%, 0%
HSL 180°, 100%, 73.53%

Complementary Color


HEX #FF7878
RGB 255, 120, 120
CMYK 0%, 53%, 53%, 0%
HSL 0°, 100%, 73.53%

Complementary color scheme

#FF7878
#FFFF78
#78FF78
#78FFFF
#7878FF