#B73538

#B73538

Color Values

HEX

#B73538

RGB

183, 53, 56

HSL

358.6, 55.1%, 46.3%

HSV

358.6, 71.0%, 71.8%

CMYK

0.0%, 71.0%, 69.4%, 28.2%

OKLCH

0.5254 0.1665 23.8

Properties

Warm Dark Nearest: NCS S 2060-R Deep Red

Color Harmonies

Complementary

#B73538

#35B7B4

Analogous

#B73579

#B77335

#B73538

Triadic

#B73538

#38B735

#3538B7

Split Complementary

#B73538

#35B773

#3579B7

Tetradic

#B73538

#79B735

#35B7B4

#7335B7

Color Blindness Simulation

Original

#B73538

Protanopia

#7F7E37

Deuteranopia

#869037

Tritanopia

#B03737

Achromatopsia

#515151

CSS Usage

background-color: #B73538;
color: #B73538;
border-color: #B73538;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FBF4F4
100
#F6E5E5
200
#EFC8C9
300
#E4A0A2
400
#D56D6F
500
#C6393D
600
#9E2E30
700
#7F2527
800
#631D1E
900
#48181A
950
#2E0F10

Contrast Checker

Text on white

5.87:1

AA Pass AAA Fail

Text on black

3.58:1

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