#E52221

#E52221

Color Values

HEX

#E52221

RGB

229, 34, 33

HSL

0.3, 79.0%, 51.4%

HSV

0.3, 85.6%, 89.8%

CMYK

0.0%, 85.2%, 85.6%, 10.2%

OKLCH

0.5909 0.2256 27.9

Properties

Warm Light Nearest: firebrick 2

Color Harmonies

Complementary

#E52221

#21E4E5

Analogous

#E52182

#E58421

#E52221

Triadic

#E52221

#21E522

#2221E5

Split Complementary

#E52221

#21E584

#2182E5

Tetradic

#E52221

#82E521

#21E4E5

#8421E5

Color Blindness Simulation

Original

#E52221

Protanopia

#918F21

Deuteranopia

#9CAA21

Tritanopia

#DB2121

Achromatopsia

#4B4B4B

CSS Usage

background-color: #E52221;
color: #E52221;
border-color: #E52221;
Nearest Tailwind: Red 600 #DC2626

Tailwind Shades

50
#FCF2F2
100
#F9E1E1
200
#F8BFBF
300
#F29291
400
#EB5756
500
#E41C1B
600
#B71615
700
#921211
800
#720E0D
900
#530E0E
950
#340909

Contrast Checker

Text on white

4.58:1

AA Pass AAA Fail

Text on black

4.58:1

AA Pass 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