#C43937

#C43937

Color Values

HEX

#C43937

RGB

196, 57, 55

HSL

0.9, 56.2%, 49.2%

HSV

0.9, 71.9%, 76.9%

CMYK

0.0%, 70.9%, 71.9%, 23.1%

OKLCH

0.5517 0.1763 25.8

Properties

Warm Dark Nearest: NCS S 1060-R Bright Red

Color Harmonies

Complementary

#C43937

#37C2C4

Analogous

#C4377B

#C48037

#C43937

Triadic

#C43937

#37C439

#3937C4

Split Complementary

#C43937

#37C480

#377BC4

Tetradic

#C43937

#7BC437

#37C2C4

#8037C4

Color Blindness Simulation

Original

#C43937

Protanopia

#888737

Deuteranopia

#909A38

Tritanopia

#BD3838

Achromatopsia

#565656

CSS Usage

background-color: #C43937;
color: #C43937;
border-color: #C43937;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FBF4F4
100
#F6E5E5
200
#EFC8C7
300
#E4A09F
400
#D66D6C
500
#C73A38
600
#9F2E2D
700
#7F2524
800
#641D1C
900
#491918
950
#2E100F

Contrast Checker

Text on white

5.27:1

AA Pass AAA Fail

Text on black

3.99:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026