#AD221D

#AD221D

Color Values

HEX

#AD221D

RGB

173, 34, 29

HSL

2,1, 71,3%, 39,6%

HSV

2,1, 83,2%, 67,8%

CMYK

0,0%, 80,3%, 83,2%, 32,2%

OKLCH

0,487 0,1755 28,1

Properties

Warm Dark Nearest: RAL 3016 Coral Red

Color Harmonies

Complementary

#AD221D

#1DA8AD

Analogous

#AD1D60

#AD6A1D

#AD221D

Triadic

#AD221D

#1DAD22

#221DAD

Split Complementary

#AD221D

#1DAD6A

#1D60AD

Tetradic

#AD221D

#60AD1D

#1DA8AD

#6A1DAD

Color Blindness Simulation

Original

#AD221D

Protanopia

#71701E

Deuteranopia

#79831E

Tritanopia

#A61F1F

Achromatopsia

#3F3F3F

CSS Usage

background-color: #AD221D;
color: #AD221D;
border-color: #AD221D;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FCF3F3
100
#F8E3E2
200
#F5C4C2
300
#ED9996
400
#E4625D
500
#DA2B25
600
#AF221D
700
#8C1B17
800
#6D1512
900
#501411
950
#320C0B

Contrast Checker

Text on white

6,95:1

AA Pass AAA Fail

Text on black

3,02:1

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