#CB3231

#CB3231

Color Values

HEX

#CB3231

RGB

203, 50, 49

HSL

0.4, 61.1%, 49.4%

HSV

0.4, 75.9%, 79.6%

CMYK

0.0%, 75.4%, 75.9%, 20.4%

OKLCH

0.5565 0.19 26.2

Properties

Warm Dark Nearest: brown 3

Color Harmonies

Complementary

#CB3231

#31CACB

Analogous

#CB317D

#CB7F31

#CB3231

Triadic

#CB3231

#31CB32

#3231CB

Split Complementary

#CB3231

#31CB7F

#317DCB

Tetradic

#CB3231

#7DCB31

#31CACB

#7F31CB

Color Blindness Simulation

Original

#CB3231

Protanopia

#898731

Deuteranopia

#929D31

Tritanopia

#C33131

Achromatopsia

#525252

CSS Usage

background-color: #CB3231;
color: #CB3231;
border-color: #CB3231;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FBF3F3
100
#F6E4E4
200
#F1C6C5
300
#E79D9C
400
#DA6867
500
#CD3332
600
#A42928
700
#832020
800
#671919
900
#4B1616
950
#2F0E0E

Contrast Checker

Text on white

5.2:1

AA Pass AAA Fail

Text on black

4.04:1

AA Fail AAA Fail

Related Articles

Tutorials

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

ม.ค. 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

ม.ค. 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

ม.ค. 15, 2026