#66AC19

#66AC19

Color Values

HEX

#66AC19

RGB

102, 172, 25

HSL

88.6, 74.6%, 38.6%

HSV

88.6, 85.5%, 67.5%

CMYK

40.7%, 0.0%, 85.5%, 32.5%

OKLCH

0.6721 0.1819 133.1

Properties

Cool Light Nearest: NCS S 1060-G20Y Lime

Color Harmonies

Complementary

#66AC19

#5F19AC

Analogous

#ACA819

#1CAC19

#66AC19

Triadic

#66AC19

#1966AC

#AC1966

Split Complementary

#66AC19

#191CAC

#A819AC

Tetradic

#66AC19

#19ACA8

#5F19AC

#AC191C

Color Blindness Simulation

Original

#66AC19

Protanopia

#84853D

Deuteranopia

#807B45

Tritanopia

#69595F

Achromatopsia

#939393

CSS Usage

background-color: #66AC19;
color: #66AC19;
border-color: #66AC19;
Nearest Tailwind: Lime 600 #65A30D

Tailwind Shades

50
#F8FCF2
100
#EEF8E2
200
#DDF6C1
300
#C4EF94
400
#A4E75A
500
#84DF20
600
#6AB21A
700
#548E15
800
#426F10
900
#325110
950
#20330A

Contrast Checker

Text on white

2.81:1

AA Fail AAA Fail

Text on black

7.48:1

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