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 #B0401C is the color #1C8DB0

The HSL model was used to determine the complementary color

Input Color

HEX #B0401C
RGB 176, 64, 28
CMYK 0%, 64%, 84%, 31%
HSL 14.59°, 72.55%, 40%

Complementary Color

HEX #1C8DB0
RGB 28, 141, 176
CMYK 84%, 20%, 0%, 31%
HSL 194.19°, 72.55%, 40%

Complementary color scheme

#1C8DB0

#3F1CB0

#B01C8D

#B03F1C

#8DB01C