#28C12B

#28C12B

Color Values

HEX

#28C12B

RGB

40, 193, 43

HSL

121.2, 65.7%, 45.7%

HSV

121.2, 79.3%, 75.7%

CMYK

79.3%, 0.0%, 77.7%, 24.3%

OKLCH

0.7078 0.2219 143.0

Properties

Cool Light Nearest: RAL 6038 Luminous Green

Color Harmonies

Complementary

#28C12B

#C128BE

Analogous

#71C128

#28C178

#28C12B

Triadic

#28C12B

#2B28C1

#C12B28

Split Complementary

#28C12B

#7828C1

#C12871

Tetradic

#28C12B

#2871C1

#C128BE

#C17828

Color Blindness Simulation

Original

#28C12B

Protanopia

#6A6C4F

Deuteranopia

#615658

Tritanopia

#306C72

Achromatopsia

#969696

CSS Usage

background-color: #28C12B;
color: #28C12B;
border-color: #28C12B;
Nearest Tailwind: Green 500 #22C55E

Tailwind Shades

50
#F3FCF3
100
#E3F7E4
200
#C4F3C5
300
#9AEA9B
400
#63DF65
500
#2CD32F
600
#23A926
700
#1C871E
800
#166A18
900
#144D15
950
#0D310D

Contrast Checker

Text on white

2.4:1

AA Fail AAA Fail

Text on black

8.75:1

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