#C23737

#C23737

Color Values

HEX

#C23737

RGB

194, 55, 55

HSL

0.0, 55.8%, 48.8%

HSV

0.0, 71.6%, 76.1%

CMYK

0.0%, 71.6%, 71.6%, 23.9%

OKLCH

0.5463 0.1761 25.2

Properties

Warm Dark Nearest: NCS S 1060-R Bright Red

Color Harmonies

Complementary

#C23737

#37C2C2

Analogous

#C2377C

#C27C37

#C23737

Triadic

#C23737

#37C237

#3737C2

Split Complementary

#C23737

#37C27C

#377CC2

Tetradic

#C23737

#7CC237

#37C2C2

#7C37C2

Color Blindness Simulation

Original

#C23737

Protanopia

#868537

Deuteranopia

#8E9837

Tritanopia

#BB3737

Achromatopsia

#555555

CSS Usage

background-color: #C23737;
color: #C23737;
border-color: #C23737;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FBF4F4
100
#F6E5E5
200
#EFC7C7
300
#E4A0A0
400
#D56C6C
500
#C73838
600
#9F2D2D
700
#7F2424
800
#631C1C
900
#491818
950
#2E0F0F

Contrast Checker

Text on white

5.39:1

AA Pass AAA Fail

Text on black

3.9:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026