#B43939

#B43939

Color Values

HEX

#B43939

RGB

180, 57, 57

HSL

0.0, 51.9%, 46.5%

HSV

0.0, 68.3%, 70.6%

CMYK

0.0%, 68.3%, 68.3%, 29.4%

OKLCH

0.5247 0.1593 24.5

Properties

Warm Dark Nearest: NCS S 2060-R Deep Red

Color Harmonies

Complementary

#B43939

#39B4B4

Analogous

#B43977

#B47739

#B43939

Triadic

#B43939

#39B439

#3939B4

Split Complementary

#B43939

#39B477

#3977B4

Tetradic

#B43939

#77B439

#39B4B4

#7739B4

Color Blindness Simulation

Original

#B43939

Protanopia

#7F7E39

Deuteranopia

#868F39

Tritanopia

#AE3939

Achromatopsia

#535353

CSS Usage

background-color: #B43939;
color: #B43939;
border-color: #B43939;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FBF4F4
100
#F5E5E5
200
#EEC9C9
300
#E2A2A2
400
#D27070
500
#C23D3D
600
#9B3131
700
#7C2727
800
#611F1F
900
#471A1A
950
#2D1010

Contrast Checker

Text on white

5.86:1

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