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 #515BB0 is the color #B0A551

The HSL model was used to determine the complementary color

Input Color


HEX #515BB0
RGB 81, 91, 176
CMYK 54%, 48%, 0%, 31%
HSL 233.68°, 37.55%, 50.39%

Complementary Color


HEX #B0A551
RGB 176, 165, 81
CMYK 0%, 6%, 54%, 31%
HSL 53.05°, 37.55%, 50.39%

Complementary color scheme

#B0A551
#5CB051
#51B0A5
#515CB0
#A551B0