#EF1B1D

#EF1B1D

Color Values

HEX

#EF1B1D

RGB

239, 27, 29

HSL

359,4, 86,9%, 52,2%

HSV

359,4, 88,7%, 93,7%

CMYK

0,0%, 88,7%, 87,9%, 6,3%

OKLCH

0,6058 0,2373 28,0

Properties

Warm Light Nearest: firebrick 1

Color Harmonies

Complementary

#EF1B1D

#1BEFED

Analogous

#EF1B87

#EF831B

#EF1B1D

Triadic

#EF1B1D

#1DEF1B

#1B1DEF

Split Complementary

#EF1B1D

#1BEF83

#1B87EF

Tetradic

#EF1B1D

#87EF1B

#1BEFED

#831BEF

Color Blindness Simulation

Original

#EF1B1D

Protanopia

#93911D

Deuteranopia

#A0AF1C

Tritanopia

#E41C1C

Achromatopsia

#484848

CSS Usage

background-color: #EF1B1D;
color: #EF1B1D;
border-color: #EF1B1D;
Nearest Tailwind: Red 600 #DC2626

Tailwind Shades

50
#FDF2F2
100
#FAE0E0
200
#FABCBD
300
#F78D8E
400
#F34F50
500
#EE1113
600
#BF0D0F
700
#990B0C
800
#770809
900
#560B0B
950
#370707

Contrast Checker

Text on white

4,33:1

AA Fail AAA Fail

Text on black

4,84:1

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