#AD1213

#AD1213

Color Values

HEX

#AD1213

RGB

173, 18, 19

HSL

359.6, 81.2%, 37.5%

HSV

359.6, 89.6%, 67.8%

CMYK

0.0%, 89.6%, 89.0%, 32.2%

OKLCH

0.4765 0.1855 28.0

Properties

Warm Dark Nearest: RAL 3016 Coral Red

Color Harmonies

Complementary

#AD1213

#12ADAC

Analogous

#AD1261

#AD5F12

#AD1213

Triadic

#AD1213

#13AD12

#1213AD

Split Complementary

#AD1213

#12AD5F

#1261AD

Tetradic

#AD1213

#61AD12

#12ADAC

#5F12AD

Color Blindness Simulation

Original

#AD1213

Protanopia

#6A6913

Deuteranopia

#737E13

Tritanopia

#A51313

Achromatopsia

#333333

CSS Usage

background-color: #AD1213;
color: #AD1213;
border-color: #AD1213;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FDF2F2
100
#F9E1E1
200
#F8BEBF
300
#F39091
400
#ED5455
500
#E71819
600
#B91314
700
#940F10
800
#740C0D
900
#540D0E
950
#350809

Contrast Checker

Text on white

7.31:1

AA Pass AAA Pass

Text on black

2.87:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026