#C63B33

#C63B33

Color Values

HEX

#C63B33

RGB

198, 59, 51

HSL

3.3, 59.0%, 48.8%

HSV

3.3, 74.2%, 77.6%

CMYK

0.0%, 70.2%, 74.2%, 22.4%

OKLCH

0.5566 0.1771 27.7

Properties

Warm Dark Nearest: RAL 3028 Pure Red

Color Harmonies

Complementary

#C63B33

#33BEC6

Analogous

#C63374

#C68533

#C63B33

Triadic

#C63B33

#33C63B

#3B33C6

Split Complementary

#C63B33

#33C685

#3374C6

Tetradic

#C63B33

#74C633

#33BEC6

#8533C6

Color Blindness Simulation

Original

#C63B33

Protanopia

#8A8935

Deuteranopia

#929C35

Tritanopia

#BF3637

Achromatopsia

#585858

CSS Usage

background-color: #C63B33;
color: #C63B33;
border-color: #C63B33;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FBF4F4
100
#F6E5E4
200
#F0C9C6
300
#E6A29E
400
#D86F69
500
#CB3D34
600
#A2302A
700
#822721
800
#651E1A
900
#4A1A17
950
#2F100E

Contrast Checker

Text on white

5.15:1

AA Pass AAA Fail

Text on black

4.07:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026