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 #51D8D8 is the color #D85151

The HSL model was used to determine the complementary color

Input Color

HEX #51D8D8
RGB 81, 216, 216
CMYK 63%, 0%, 0%, 15%
HSL 180°, 63.38%, 58.24%

Complementary Color

HEX #D85151
RGB 216, 81, 81
CMYK 0%, 63%, 63%, 15%
HSL 0°, 63.38%, 58.24%

Complementary color scheme

#D85151

#D8D851

#51D851

#51D8D8

#5151D8