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 #996666 is the color #669999

The HSL model was used to determine the complementary color

Input Color

HEX #996666
RGB 153, 102, 102
CMYK 0%, 33%, 33%, 40%
HSL 0°, 20%, 50%

Complementary Color

HEX #669999
RGB 102, 153, 153
CMYK 33%, 0%, 0%, 40%
HSL 180°, 20%, 50%

Complementary color scheme

#669999

#666699

#996699

#996666

#999966