#B5302A

#B5302A

Color Values

HEX

#B5302A

RGB

181, 48, 42

HSL

2.6, 62.3%, 43.7%

HSV

2.6, 76.8%, 71.0%

CMYK

0.0%, 73.5%, 76.8%, 29.0%

OKLCH

0.515 0.1708 27.6

Properties

Warm Dark Nearest: RAL 3031 Orient Red

Color Harmonies

Complementary

#B5302A

#2AAFB5

Analogous

#B52A69

#B5752A

#B5302A

Triadic

#B5302A

#2AB530

#302AB5

Split Complementary

#B5302A

#2AB575

#2A69B5

Tetradic

#B5302A

#69B52A

#2AAFB5

#752AB5

Color Blindness Simulation

Original

#B5302A

Protanopia

#7B7A2B

Deuteranopia

#838D2C

Tritanopia

#AE2D2D

Achromatopsia

#4C4C4C

CSS Usage

background-color: #B5302A;
color: #B5302A;
border-color: #B5302A;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FBF4F3
100
#F7E5E4
200
#F2C7C5
300
#E89F9C
400
#DB6B66
500
#CF3730
600
#A62C26
700
#84231F
800
#671B18
900
#4C1815
950
#300F0D

Contrast Checker

Text on white

6.14:1

AA Pass AAA Fail

Text on black

3.42:1

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