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 #505B64 is the color #645950

The HSL model was used to determine the complementary color

Input Color

HEX #505B64
RGB 80, 91, 100
CMYK 20%, 9%, 0%, 61%
HSL 207°, 11.11%, 35.29%

Complementary Color

HEX #645950
RGB 100, 89, 80
CMYK 0%, 11%, 20%, 61%
HSL 27°, 11.11%, 35.29%

Complementary color scheme

#645950

#5B6450

#506459

#505B64

#595064