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 #66C0CC is the color #CC7266

The HSL model was used to determine the complementary color

Input Color

HEX #66C0CC
RGB 102, 192, 204
CMYK 50%, 6%, 0%, 20%
HSL 187.06°, 50%, 60%

Complementary Color

HEX #CC7266
RGB 204, 114, 102
CMYK 0%, 44%, 50%, 20%
HSL 7.06°, 50%, 60%

Complementary color scheme

#CC7266

#C0CC66

#66CC72

#66C0CC

#7266CC