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 #4000A5 is the color #66A500

The HSL model was used to determine the complementary color

Input Color


HEX #4000A5
RGB 64, 0, 165
CMYK 61%, 100%, 0%, 35%
HSL 263.27°, 100%, 32.35%

Complementary Color


HEX #66A500
RGB 102, 165, 0
CMYK 38%, 0%, 100%, 35%
HSL 82.91°, 100%, 32.35%

Complementary color scheme

#66A500
#00A53F
#0066A5
#3F00A5
#A50066