#288F51

#288F51

Color Values

HEX

#288F51

RGB

40, 143, 81

HSL

143.9, 56.3%, 35.9%

HSV

143.9, 72.0%, 56.1%

CMYK

72.0%, 0.0%, 43.4%, 43.9%

OKLCH

0.5766 0.1326 152.5

Properties

Cool Light Nearest: RAL 6024 Traffic Green

Color Harmonies

Complementary

#288F51

#8F2866

Analogous

#328F28

#288F85

#288F51

Triadic

#288F51

#51288F

#8F5128

Split Complementary

#288F51

#85288F

#8F2832

Tetradic

#288F51

#28328F

#8F2866

#8F8528

Color Blindness Simulation

Original

#288F51

Protanopia

#555560

Deuteranopia

#4F4764

Tritanopia

#2D6C6E

Achromatopsia

#757575

CSS Usage

background-color: #288F51;
color: #288F51;
border-color: #288F51;
Nearest Tailwind: Green 700 #15803D

Tailwind Shades

50
#F4FBF7
100
#E5F6EB
200
#C7EFD7
300
#9FE4BB
400
#6CD696
500
#38C771
600
#2D9F5A
700
#248048
800
#1C6438
900
#18492B
950
#0F2E1B

Contrast Checker

Text on white

4.09:1

AA Fail AAA Fail

Text on black

5.14:1

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