#AF3737

#AF3737

Color Values

HEX

#AF3737

RGB

175, 55, 55

HSL

0.0, 52.2%, 45.1%

HSV

0.0, 68.6%, 68.6%

CMYK

0.0%, 68.6%, 68.6%, 31.4%

OKLCH

0.5137 0.1562 24.5

Properties

Warm Dark Nearest: NCS S 2060-R Deep Red

Color Harmonies

Complementary

#AF3737

#37AFAF

Analogous

#AF3773

#AF7337

#AF3737

Triadic

#AF3737

#37AF37

#3737AF

Split Complementary

#AF3737

#37AF73

#3773AF

Tetradic

#AF3737

#73AF37

#37AFAF

#7337AF

Color Blindness Simulation

Original

#AF3737

Protanopia

#7B7A37

Deuteranopia

#828B37

Tritanopia

#A93737

Achromatopsia

#515151

CSS Usage

background-color: #AF3737;
color: #AF3737;
border-color: #AF3737;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FBF4F4
100
#F5E5E5
200
#EEC9C9
300
#E2A2A2
400
#D26F6F
500
#C23D3D
600
#9B3131
700
#7C2727
800
#611E1E
900
#471A1A
950
#2D1010

Contrast Checker

Text on white

6.13:1

AA Pass AAA Fail

Text on black

3.42:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026