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 #728C8C is the color #8C7272

The HSL model was used to determine the complementary color

Input Color

HEX #728C8C
RGB 114, 140, 140
CMYK 19%, 0%, 0%, 45%
HSL 180°, 10.24%, 49.8%

Complementary Color

HEX #8C7272
RGB 140, 114, 114
CMYK 0%, 19%, 19%, 45%
HSL 0°, 10.24%, 49.8%

Complementary color scheme

#8C7272

#8C8C72

#728C72

#728C8C

#72728C