#CB3901

#CB3901

Color Values

HEX

#CB3901

RGB

203, 57, 1

HSL

16.6, 99.0%, 40.0%

HSV

16.6, 99.5%, 79.6%

CMYK

0.0%, 71.9%, 99.5%, 20.4%

OKLCH

0.5599 0.19 36.3

Properties

Warm Dark Nearest: orangered 3

Color Harmonies

Complementary

#CB3901

#0193CB

Analogous

#CB012E

#CB9E01

#CB3901

Triadic

#CB3901

#01CB39

#3901CB

Split Complementary

#CB3901

#01CB9E

#012ECB

Tetradic

#CB3901

#2ECB01

#0193CB

#9E01CB

Color Blindness Simulation

Original

#CB3901

Protanopia

#8C8B0F

Deuteranopia

#949F12

Tritanopia

#C4191C

Achromatopsia

#545454

CSS Usage

background-color: #CB3901;
color: #CB3901;
border-color: #CB3901;
Nearest Tailwind: Orange 700 #C2410C

Tailwind Shades

50
#FEF4F1
100
#FCE6DE
200
#FFCCB8
300
#FEA785
400
#FE7743
500
#FE4701
600
#CB3901
700
#A22E01
800
#7F2401
900
#5C1D05
950
#3A1203

Contrast Checker

Text on white

5.09:1

AA Pass AAA Fail

Text on black

4.12:1

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