#66AC40

#66AC40

Color Values

HEX

#66AC40

RGB

102, 172, 64

HSL

98.9, 45.8%, 46.3%

HSV

98.9, 62.8%, 67.5%

CMYK

40.7%, 0.0%, 62.8%, 32.5%

OKLCH

0.6749 0.159 136.2

Properties

Cool Light Nearest: RAL 6018 Yellow Green

Color Harmonies

Complementary

#66AC40

#8640AC

Analogous

#9CAC40

#40AC50

#66AC40

Triadic

#66AC40

#4066AC

#AC4066

Split Complementary

#66AC40

#5040AC

#AC409C

Tetradic

#66AC40

#409CAC

#8640AC

#AC5040

Color Blindness Simulation

Original

#66AC40

Protanopia

#84855A

Deuteranopia

#807B60

Tritanopia

#696F73

Achromatopsia

#959595

CSS Usage

background-color: #66AC40;
color: #66AC40;
border-color: #66AC40;
Nearest Tailwind: Lime 600 #65A30D

Tailwind Shades

50
#F6FAF4
100
#EBF4E6
200
#D6ECCB
300
#B9DEA6
400
#94CC75
500
#6EBA45
600
#589537
700
#47772C
800
#375D23
900
#2B441C
950
#1B2B12

Contrast Checker

Text on white

2.79:1

AA Fail AAA Fail

Text on black

7.54:1

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