#1CF21C

#1CF21C

Color Values

HEX

#1CF21C

RGB

28, 242, 28

HSL

120.0, 89.2%, 52.9%

HSV

120.0, 88.4%, 94.9%

CMYK

88.4%, 0.0%, 88.4%, 5.1%

OKLCH

0.8347 0.2771 142.6

Properties

Cool Light Nearest: green 2

Color Harmonies

Complementary

#1CF21C

#F21CF2

Analogous

#87F21C

#1CF287

#1CF21C

Triadic

#1CF21C

#1C1CF2

#F21C1C

Split Complementary

#1CF21C

#871CF2

#F21C87

Tetradic

#1CF21C

#1C87F2

#F21CF2

#F2871C

Color Blindness Simulation

Original

#1CF21C

Protanopia

#797B50

Deuteranopia

#6C5C5C

Tritanopia

#277982

Achromatopsia

#B5B5B5

CSS Usage

background-color: #1CF21C;
color: #1CF21C;
border-color: #1CF21C;
Nearest Tailwind: Lime 500 #84CC16

Tailwind Shades

50
#F2FDF2
100
#E0FBE0
200
#BBFBBB
300
#8BF88B
400
#4CF54C
500
#0EF10E
600
#0BC10B
700
#099A09
800
#077907
900
#0A570A
950
#063706

Contrast Checker

Text on white

1.53:1

AA Fail AAA Fail

Text on black

13.77:1

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