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 #154028 is the color #40152D

The HSL model was used to determine the complementary color

Input Color

HEX #154028
RGB 21, 64, 40
CMYK 67%, 0%, 38%, 75%
HSL 146.51°, 50.59%, 16.67%

Complementary Color

HEX #40152D
RGB 64, 21, 45
CMYK 0%, 67%, 30%, 75%
HSL 326.51°, 50.59%, 16.67%

Complementary color scheme

#40152D

#402815

#2D4015

#154028

#152D40