#21B034

#21B034

Color Values

HEX

#21B034

RGB

33, 176, 52

HSL

128.0, 68.4%, 41.0%

HSV

128.0, 81.2%, 69.0%

CMYK

81.2%, 0.0%, 70.5%, 31.0%

OKLCH

0.6615 0.2 144.4

Properties

Cool Light Nearest: RAL 6038 Luminous Green

Color Harmonies

Complementary

#21B034

#B0219D

Analogous

#55B021

#21B07C

#21B034

Triadic

#21B034

#3421B0

#B03421

Split Complementary

#21B034

#7C21B0

#B02155

Tetradic

#21B034

#2155B0

#B0219D

#B07C21

Color Blindness Simulation

Original

#21B034

Protanopia

#5F6052

Deuteranopia

#574C59

Tritanopia

#286A6F

Achromatopsia

#898989

CSS Usage

background-color: #21B034;
color: #21B034;
border-color: #21B034;
Nearest Tailwind: Green 500 #22C55E

Tailwind Shades

50
#F3FCF4
100
#E3F8E6
200
#C3F4C9
300
#98ECA3
400
#60E171
500
#28D740
600
#20AC33
700
#1A8929
800
#146B20
900
#134E1B
950
#0C3111

Contrast Checker

Text on white

2.87:1

AA Fail AAA Fail

Text on black

7.32:1

AA Pass AAA Pass

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