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 #8A8A8A is the color #757575

The RGB model was used to determine the complementary color

Input Color

HEX #8A8A8A
RGB 138, 138, 138
CMYK 0%, 0%, 0%, 46%
HSL 0°, 0%, 54.12%

Complementary Color

HEX #757575
RGB 117, 117, 117
CMYK 0%, 0%, 0%, 54%
HSL 0°, 0%, 45.88%

Possible color scheme

#757575

#8A8A8A

#8A8AFF

#8AFF8A

#A1A1A1

#FF8A8A

#FFFF5E