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 #812124 is the color #21817E

The HSL model was used to determine the complementary color

Input Color


HEX #812124
RGB 129, 33, 36
CMYK 0%, 74%, 72%, 49%
HSL 358.13°, 59.26%, 31.76%

Complementary Color


HEX #21817E
RGB 33, 129, 126
CMYK 74%, 0%, 2%, 49%
HSL 178.13°, 59.26%, 31.76%

Complementary color scheme

#21817E
#212481
#7E2181
#812124
#817E21