#66D665

#66D665

Color Values

HEX

#66D665

RGB

102, 214, 101

HSL

119.5, 57.9%, 61.8%

HSV

119.5, 52.8%, 83.9%

CMYK

52.3%, 0.0%, 52.8%, 16.1%

OKLCH

0.785 0.184 143.4

Properties

Cool Light Nearest: springgreen 3

Color Harmonies

Complementary

#66D665

#D565D6

Analogous

#9FD665

#65D69D

#66D665

Triadic

#66D665

#6566D6

#D66566

Split Complementary

#66D665

#9D65D6

#D6659F

Tetradic

#66D665

#659FD6

#D565D6

#D69D65

Color Blindness Simulation

Original

#66D665

Protanopia

#979780

Deuteranopia

#908887

Tritanopia

#6C969B

Achromatopsia

#B6B6B6

CSS Usage

background-color: #66D665;
color: #66D665;
border-color: #66D665;
Nearest Tailwind: Green 500 #22C55E

Tailwind Shades

50
#F4FBF4
100
#E5F6E4
200
#C7F0C7
300
#9FE59E
400
#6BD76A
500
#37C936
600
#2CA12B
700
#238122
800
#1B651B
900
#184A17
950
#0F2F0F

Contrast Checker

Text on white

1.85:1

AA Fail AAA Fail

Text on black

11.37:1

AA Pass AAA Pass

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026