#F34040

#F34040

Color Values

HEX

#F34040

RGB

243, 64, 64

HSL

0.0, 88.2%, 60.2%

HSV

0.0, 73.7%, 95.3%

CMYK

0.0%, 73.7%, 73.7%, 4.7%

OKLCH

0.6394 0.2155 25.8

Properties

Warm Light Nearest: brown 2

Color Harmonies

Complementary

#F34040

#40F3F3

Analogous

#F3409A

#F39A40

#F34040

Triadic

#F34040

#40F340

#4040F3

Split Complementary

#F34040

#40F39A

#409AF3

Tetradic

#F34040

#9AF340

#40F3F3

#9A40F3

Color Blindness Simulation

Original

#F34040

Protanopia

#A5A440

Deuteranopia

#B0BD40

Tritanopia

#EA4040

Achromatopsia

#666666

CSS Usage

background-color: #F34040;
color: #F34040;
border-color: #F34040;
Nearest Tailwind: Red 500 #EF4444

Tailwind Shades

50
#FDF2F2
100
#FBE0E0
200
#FBBCBC
300
#F88C8C
400
#F44D4D
500
#F00F0F
600
#C00C0C
700
#9A0A0A
800
#780808
900
#570A0A
950
#370606

Contrast Checker

Text on white

3.74:1

AA Fail AAA Fail

Text on black

5.62:1

AA Pass AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026