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 #21517E is the color #7E4E21

The HSL model was used to determine the complementary color

Input Color


HEX #21517E
RGB 33, 81, 126
CMYK 74%, 36%, 0%, 51%
HSL 209.03°, 58.49%, 31.18%

Complementary Color


HEX #7E4E21
RGB 126, 78, 33
CMYK 0%, 38%, 74%, 51%
HSL 29.03°, 58.49%, 31.18%

Complementary color scheme

#7E4E21
#517E21
#217E4E
#21517E
#4E217E