#428F51

#428F51

Color Values

HEX

#428F51

RGB

66, 143, 81

HSL

131.7, 36.8%, 41.0%

HSV

131.7, 53.8%, 56.1%

CMYK

53.8%, 0.0%, 43.4%, 43.9%

OKLCH

0.5851 0.1209 148.1

Properties

Cool Light Nearest: RAL 6024 Traffic Green

Color Harmonies

Complementary

#428F51

#8F4280

Analogous

#5A8F42

#428F78

#428F51

Triadic

#428F51

#51428F

#8F5142

Split Complementary

#428F51

#78428F

#8F425A

Tetradic

#428F51

#425A8F

#8F4280

#8F7842

Color Blindness Simulation

Original

#428F51

Protanopia

#636460

Deuteranopia

#5F5964

Tritanopia

#466C6E

Achromatopsia

#7A7A7A

CSS Usage

background-color: #428F51;
color: #428F51;
border-color: #428F51;
Nearest Tailwind: Green 700 #15803D

Tailwind Shades

50
#F5FAF6
100
#E8F3EA
200
#CEE8D3
300
#ABD8B4
400
#7EC38B
500
#51AE63
600
#408C4F
700
#34703F
800
#285731
900
#204027
950
#142918

Contrast Checker

Text on white

3.98:1

AA Fail AAA Fail

Text on black

5.28:1

AA Pass AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026