#F31617

#F31617

Color Values

HEX

#F31617

RGB

243, 22, 23

HSL

359.7, 90.2%, 52.0%

HSV

359.7, 90.9%, 95.3%

CMYK

0.0%, 90.9%, 90.5%, 4.7%

OKLCH

0.6111 0.2427 28.4

Properties

Warm Light Nearest: red 2

Color Harmonies

Complementary

#F31617

#16F3F2

Analogous

#F31686

#F38316

#F31617

Triadic

#F31617

#17F316

#1617F3

Split Complementary

#F31617

#16F383

#1686F3

Tetradic

#F31617

#86F316

#16F3F2

#8316F3

Color Blindness Simulation

Original

#F31617

Protanopia

#939117

Deuteranopia

#A0B117

Tritanopia

#E81717

Achromatopsia

#454545

CSS Usage

background-color: #F31617;
color: #F31617;
border-color: #F31617;
Nearest Tailwind: Red 600 #DC2626

Tailwind Shades

50
#FDF1F2
100
#FBDFE0
200
#FCBBBB
300
#F98B8B
400
#F64C4C
500
#F30C0E
600
#C20A0B
700
#9B0809
800
#790607
900
#58090A
950
#370606

Contrast Checker

Text on white

4.25:1

AA Fail AAA Fail

Text on black

4.94:1

AA Pass AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026