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 #515B53 is the color #5B5159

The HSL model was used to determine the complementary color

Input Color

HEX #515B53
RGB 81, 91, 83
CMYK 11%, 0%, 9%, 64%
HSL 132°, 5.81%, 33.73%

Complementary Color

HEX #5B5159
RGB 91, 81, 89
CMYK 0%, 11%, 2%, 64%
HSL 312°, 5.81%, 33.73%

Complementary color scheme

#5B5159

#5B5351

#595B51

#515B53

#51595B