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 #3A4051 is the color #514B3A

The HSL model was used to determine the complementary color

Input Color


HEX #3A4051
RGB 58, 64, 81
CMYK 28%, 21%, 0%, 68%
HSL 224.35°, 16.55%, 27.25%

Complementary Color


HEX #514B3A
RGB 81, 75, 58
CMYK 0%, 7%, 28%, 68%
HSL 44.35°, 16.55%, 27.25%

Complementary color scheme

#514B3A
#40513A
#3A514B
#3A4051
#4B3A51