#21CD75

#21CD75

Color Values

HEX

#21CD75

RGB

33, 205, 117

HSL

149.3, 72.3%, 46.7%

HSV

149.3, 83.9%, 80.4%

CMYK

83.9%, 0.0%, 42.9%, 19.6%

OKLCH

0.7473 0.1818 153.8

Properties

Cool Light Nearest: seagreen 3

Color Harmonies

Complementary

#21CD75

#CD2179

Analogous

#23CD21

#21CDCB

#21CD75

Triadic

#21CD75

#7521CD

#CD7521

Split Complementary

#21CD75

#CB21CD

#CD2123

Tetradic

#21CD75

#2123CD

#CD2179

#CDCB21

Color Blindness Simulation

Original

#21CD75

Protanopia

#6C6D8A

Deuteranopia

#62558F

Tritanopia

#2A9B9F

Achromatopsia

#A2A2A2

CSS Usage

background-color: #21CD75;
color: #21CD75;
border-color: #21CD75;
Nearest Tailwind: Green 400 #4ADE80

Tailwind Shades

50
#F3FCF7
100
#E2F8ED
200
#C1F5DB
300
#96EEC1
400
#5CE59F
500
#23DC7D
600
#1CB064
700
#178D50
800
#126E3F
900
#115030
950
#0B331E

Contrast Checker

Text on white

2.09:1

AA Fail AAA Fail

Text on black

10.05:1

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