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 #FF8181 is the color #81FFFF

The HSL model was used to determine the complementary color

Input Color


HEX #FF8181
RGB 255, 129, 129
CMYK 0%, 49%, 49%, 0%
HSL 0°, 100%, 75.29%

Complementary Color


HEX #81FFFF
RGB 129, 255, 255
CMYK 49%, 0%, 0%, 0%
HSL 180°, 100%, 75.29%

Complementary color scheme

#81FFFF
#8181FF
#FF81FF
#FF8181
#FFFF81