#288963

#288963

Color Values

HEX

#288963

RGB

40, 137, 99

HSL

156.5, 54.8%, 34.7%

HSV

156.5, 70.8%, 53.7%

CMYK

70.8%, 0.0%, 27.7%, 46.3%

OKLCH

0.5643 0.1072 162.8

Properties

Cool Light Nearest: seagreen

Color Harmonies

Complementary

#288963

#89284E

Analogous

#288933

#287E89

#288963

Triadic

#288963

#632889

#896328

Split Complementary

#288963

#89287E

#893328

Tetradic

#288963

#332889

#89284E

#7E8928

Color Blindness Simulation

Original

#288963

Protanopia

#52536C

Deuteranopia

#4C456E

Tritanopia

#2D7375

Achromatopsia

#727272

CSS Usage

background-color: #288963;
color: #288963;
border-color: #288963;
Nearest Tailwind: Emerald 700 #047857

Tailwind Shades

50
#F4FBF8
100
#E5F5EF
200
#C8EFE0
300
#A0E3C9
400
#6DD4AC
500
#3AC58F
600
#2E9E72
700
#257E5B
800
#1D6347
900
#194836
950
#102E22

Contrast Checker

Text on white

4.33:1

AA Fail AAA Fail

Text on black

4.85:1

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