#B03B37

#B03B37

Color Values

HEX

#B03B37

RGB

176, 59, 55

HSL

2.0, 52.4%, 45.3%

HSV

2.0, 68.8%, 69.0%

CMYK

0.0%, 66.5%, 68.8%, 31.0%

OKLCH

0.52 0.1532 25.9

Properties

Warm Dark Nearest: NCS S 2060-R Deep Red

Color Harmonies

Complementary

#B03B37

#37ACB0

Analogous

#B0376F

#B07837

#B03B37

Triadic

#B03B37

#37B03B

#3B37B0

Split Complementary

#B03B37

#37B078

#376FB0

Tetradic

#B03B37

#6FB037

#37ACB0

#7837B0

Color Blindness Simulation

Original

#B03B37

Protanopia

#7D7C38

Deuteranopia

#848D38

Tritanopia

#AA3939

Achromatopsia

#545454

CSS Usage

background-color: #B03B37;
color: #B03B37;
border-color: #B03B37;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FBF4F4
100
#F5E6E5
200
#EECAC9
300
#E2A4A2
400
#D2736F
500
#C2413D
600
#9B3431
700
#7C2A27
800
#61211E
900
#471B1A
950
#2D1110

Contrast Checker

Text on white

5.95:1

AA Pass AAA Fail

Text on black

3.53:1

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