#28B379

#28B379

Color Values

HEX

#28B379

RGB

40, 179, 121

HSL

155.0, 63.5%, 42.9%

HSV

155.0, 77.7%, 70.2%

CMYK

77.7%, 0.0%, 32.4%, 29.8%

OKLCH

0.6813 0.1436 159.8

Properties

Cool Light Nearest: Green

Color Harmonies

Complementary

#28B379

#B32862

Analogous

#28B334

#28A7B3

#28B379

Triadic

#28B379

#7928B3

#B37928

Split Complementary

#28B379

#B328A7

#B33428

Tetradic

#28B379

#3428B3

#B32862

#A7B328

Color Blindness Simulation

Original

#28B379

Protanopia

#646587

Deuteranopia

#5C528A

Tritanopia

#2F9295

Achromatopsia

#919191

CSS Usage

background-color: #28B379;
color: #28B379;
border-color: #28B379;
Nearest Tailwind: Emerald 500 #10B981

Tailwind Shades

50
#F3FBF8
100
#E4F7EF
200
#C5F2DF
300
#9BE9C8
400
#65DDAB
500
#2FD08D
600
#25A771
700
#1E855A
800
#176846
900
#154C35
950
#0D3022

Contrast Checker

Text on white

2.69:1

AA Fail AAA Fail

Text on black

7.81:1

AA Pass AAA Pass

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