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 #404348 is the color #484540

The HSL model was used to determine the complementary color

Input Color


HEX #404348
RGB 64, 67, 72
CMYK 11%, 7%, 0%, 72%
HSL 217.5°, 5.88%, 26.67%

Complementary Color


HEX #484540
RGB 72, 69, 64
CMYK 0%, 4%, 11%, 72%
HSL 37.5°, 5.88%, 26.67%

Complementary color scheme

#484540
#434840
#404845
#404348
#454048