#288D56

#288D56

Color Values

HEX

#288D56

RGB

40, 141, 86

HSL

147.3, 55.8%, 35.5%

HSV

147.3, 71.6%, 55.3%

CMYK

71.6%, 0.0%, 39.0%, 44.7%

OKLCH

0.5721 0.1249 154.8

Properties

Cool Light Nearest: seagreen

Color Harmonies

Complementary

#288D56

#8D285F

Analogous

#2D8D28

#288D88

#288D56

Triadic

#288D56

#56288D

#8D5628

Split Complementary

#288D56

#88288D

#8D282D

Tetradic

#288D56

#282D8D

#8D285F

#8D8828

Color Blindness Simulation

Original

#288D56

Protanopia

#545563

Deuteranopia

#4E4666

Tritanopia

#2D6E70

Achromatopsia

#747474

CSS Usage

background-color: #288D56;
color: #288D56;
border-color: #288D56;
Nearest Tailwind: Emerald 600 #059669

Tailwind Shades

50
#F4FBF7
100
#E5F6EC
200
#C7EFDA
300
#A0E4BF
400
#6CD59C
500
#38C779
600
#2D9F61
700
#247F4E
800
#1C633D
900
#18492E
950
#0F2E1D

Contrast Checker

Text on white

4.17:1

AA Fail AAA Fail

Text on black

5.03:1

AA Pass AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026