#B53831

#B53831

Color Values

HEX

#B53831

RGB

181, 56, 49

HSL

3.2, 57.4%, 45.1%

HSV

3.2, 72.9%, 71.0%

CMYK

0.0%, 69.1%, 72.9%, 29.0%

OKLCH

0.5241 0.1625 27.4

Properties

Warm Dark Nearest: brown

Color Harmonies

Complementary

#B53831

#31AEB5

Analogous

#B5316C

#B57A31

#B53831

Triadic

#B53831

#31B538

#3831B5

Split Complementary

#B53831

#31B57A

#316CB5

Tetradic

#B53831

#6CB531

#31AEB5

#7A31B5

Color Blindness Simulation

Original

#B53831

Protanopia

#7F7E33

Deuteranopia

#869033

Tritanopia

#AF3434

Achromatopsia

#525252

CSS Usage

background-color: #B53831;
color: #B53831;
border-color: #B53831;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FBF4F4
100
#F6E5E4
200
#F0C9C7
300
#E5A29F
400
#D7706A
500
#C93E36
600
#A1322B
700
#802823
800
#641F1B
900
#491A17
950
#2E100F

Contrast Checker

Text on white

5.87:1

AA Pass AAA Fail

Text on black

3.57:1

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