#21D02B

#21D02B

Color Values

HEX

#21D02B

RGB

33, 208, 43

HSL

123.4, 72.6%, 47.3%

HSV

123.4, 84.1%, 81.6%

CMYK

84.1%, 0.0%, 79.3%, 18.4%

OKLCH

0.7468 0.2387 143.2

Properties

Cool Light Nearest: limegreen

Color Harmonies

Complementary

#21D02B

#D021C6

Analogous

#6FD021

#21D083

#21D02B

Triadic

#21D02B

#2B21D0

#D02B21

Split Complementary

#21D02B

#8321D0

#D0216F

Tetradic

#21D02B

#216FD0

#D021C6

#D08321

Color Blindness Simulation

Original

#21D02B

Protanopia

#6D6E53

Deuteranopia

#63565C

Tritanopia

#2A7279

Achromatopsia

#9F9F9F

CSS Usage

background-color: #21D02B;
color: #21D02B;
border-color: #21D02B;
Nearest Tailwind: Lime 500 #84CC16

Tailwind Shades

50
#F3FCF3
100
#E2F8E3
200
#C1F5C4
300
#95EE9A
400
#5CE564
500
#23DC2D
600
#1CB024
700
#168D1D
800
#116E17
900
#115014
950
#0B330D

Contrast Checker

Text on white

2.07:1

AA Fail AAA Fail

Text on black

10.12:1

AA Pass AAA Pass

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026