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 #9B9B21 is the color #21219B

The HSL model was used to determine the complementary color

Input Color

HEX #9B9B21
RGB 155, 155, 33
CMYK 0%, 0%, 79%, 39%
HSL 60°, 64.89%, 36.86%

Complementary Color

HEX #21219B
RGB 33, 33, 155
CMYK 79%, 79%, 0%, 39%
HSL 240°, 64.89%, 36.86%

Complementary color scheme

#21219B

#9B219B

#9B2121

#9B9B21

#219B21