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 #1B4E45 is the color #4E1B24

The HSL model was used to determine the complementary color

Input Color


HEX #1B4E45
RGB 27, 78, 69
CMYK 65%, 0%, 12%, 69%
HSL 169.41°, 48.57%, 20.59%

Complementary Color


HEX #4E1B24
RGB 78, 27, 36
CMYK 0%, 65%, 54%, 69%
HSL 349.41°, 48.57%, 20.59%

Complementary color scheme

#4E1B24
#4E451B
#244E1B
#1B4E45
#1B244E