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 #81B1E5 is the color #E5B581

The HSL model was used to determine the complementary color

Input Color


HEX #81B1E5
RGB 129, 177, 229
CMYK 44%, 23%, 0%, 10%
HSL 211.2°, 65.79%, 70.2%

Complementary Color


HEX #E5B581
RGB 229, 181, 129
CMYK 0%, 21%, 44%, 10%
HSL 31.2°, 65.79%, 70.2%

Complementary color scheme

#E5B581
#B1E581
#81E5B5
#81B1E5
#B581E5