#AD2523

#AD2523

Color Values

HEX

#AD2523

RGB

173, 37, 35

HSL

0.9, 66.3%, 40.8%

HSV

0.9, 79.8%, 67.8%

CMYK

0.0%, 78.6%, 79.8%, 32.2%

OKLCH

0.4899 0.1726 27.0

Properties

Warm Dark Nearest: RAL 3031 Orient Red

Color Harmonies

Complementary

#AD2523

#23ABAD

Analogous

#AD2366

#AD6A23

#AD2523

Triadic

#AD2523

#23AD25

#2523AD

Split Complementary

#AD2523

#23AD6A

#2366AD

Tetradic

#AD2523

#66AD23

#23ABAD

#6A23AD

Color Blindness Simulation

Original

#AD2523

Protanopia

#727123

Deuteranopia

#7A8424

Tritanopia

#A62424

Achromatopsia

#424242

CSS Usage

background-color: #AD2523;
color: #AD2523;
border-color: #AD2523;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FCF3F3
100
#F7E3E3
200
#F3C4C4
300
#EA9A99
400
#DF6462
500
#D42E2B
600
#AA2422
700
#881D1B
800
#6A1715
900
#4D1414
950
#310D0C

Contrast Checker

Text on white

6.85:1

AA Pass AAA Fail

Text on black

3.07:1

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