#AD1C22

#AD1C22

Color Values

HEX

#AD1C22

RGB

173, 28, 34

HSL

357.5, 72.1%, 39.4%

HSV

357.5, 83.8%, 67.8%

CMYK

0.0%, 83.8%, 80.3%, 32.2%

OKLCH

0.4833 0.1789 25.6

Properties

Warm Dark Nearest: RAL 3031 Orient Red

Color Harmonies

Complementary

#AD1C22

#1CADA7

Analogous

#AD1C6B

#AD5E1C

#AD1C22

Triadic

#AD1C22

#22AD1C

#1C22AD

Split Complementary

#AD1C22

#1CAD5E

#1C6BAD

Tetradic

#AD1C22

#6BAD1C

#1CADA7

#5E1CAD

Color Blindness Simulation

Original

#AD1C22

Protanopia

#6E6D21

Deuteranopia

#778220

Tritanopia

#A61F1F

Achromatopsia

#3B3B3B

CSS Usage

background-color: #AD1C22;
color: #AD1C22;
border-color: #AD1C22;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FCF3F3
100
#F8E2E3
200
#F5C2C4
300
#EE9699
400
#E55D62
500
#DB242B
600
#B01C23
700
#8C171C
800
#6E1216
900
#501114
950
#320B0C

Contrast Checker

Text on white

7.08:1

AA Pass AAA Pass

Text on black

2.97:1

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