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 #A50000 is the color #00A5A5

The HSL model was used to determine the complementary color

Input Color


HEX #A50000
RGB 165, 0, 0
CMYK 0%, 100%, 100%, 35%
HSL 0°, 100%, 32.35%

Complementary Color


HEX #00A5A5
RGB 0, 165, 165
CMYK 100%, 0%, 0%, 35%
HSL 180°, 100%, 32.35%

Complementary color scheme

#00A5A5
#0000A5
#A500A5
#A50000
#A5A500