#AD191E

#AD191E

Color Values

HEX

#AD191E

RGB

173, 25, 30

HSL

358.0, 74.7%, 38.8%

HSV

358.0, 85.5%, 67.8%

CMYK

0.0%, 85.5%, 82.7%, 32.2%

OKLCH

0.481 0.181 26.3

Properties

Warm Dark Nearest: firebrick

Color Harmonies

Complementary

#AD191E

#19ADA8

Analogous

#AD1968

#AD5E19

#AD191E

Triadic

#AD191E

#1EAD19

#191EAD

Split Complementary

#AD191E

#19AD5E

#1968AD

Tetradic

#AD191E

#68AD19

#19ADA8

#5E19AD

Color Blindness Simulation

Original

#AD191E

Protanopia

#6D6C1D

Deuteranopia

#76811C

Tritanopia

#A61C1C

Achromatopsia

#393939

CSS Usage

background-color: #AD191E;
color: #AD191E;
border-color: #AD191E;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FCF2F3
100
#F8E2E3
200
#F6C1C2
300
#F09497
400
#E75A5F
500
#DF2027
600
#B21A1F
700
#8F1519
800
#6F1013
900
#511012
950
#330A0B

Contrast Checker

Text on white

7.16:1

AA Pass AAA Pass

Text on black

2.93:1

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