#66FDA6

#66FDA6

Color Values

HEX

#66FDA6

RGB

102, 253, 166

HSL

145.4, 97.4%, 69.6%

HSV

145.4, 59.7%, 99.2%

CMYK

59.7%, 0.0%, 34.4%, 0.8%

OKLCH

0.8914 0.1774 154.9

Properties

Cool Light Nearest: seagreen 2

Color Harmonies

Complementary

#66FDA6

#FD66BD

Analogous

#72FD66

#66FDF1

#66FDA6

Triadic

#66FDA6

#A666FD

#FDA666

Split Complementary

#66FDA6

#F166FD

#FD6672

Tetradic

#66FDA6

#6672FD

#FD66BD

#FDF166

Color Blindness Simulation

Original

#66FDA6

Protanopia

#A7A9BB

Deuteranopia

#9F93C0

Tritanopia

#6ECCCF

Achromatopsia

#D7D7D7

CSS Usage

background-color: #66FDA6;
color: #66FDA6;
border-color: #66FDA6;
Nearest Tailwind: Green 400 #4ADE80

Tailwind Shades

50
#F1FEF6
100
#DEFCEB
200
#B9FED6
300
#86FDB9
400
#45FD93
500
#03FC6C
600
#03C957
700
#02A145
800
#027E36
900
#065B2A
950
#04391A

Contrast Checker

Text on white

1.3:1

AA Fail AAA Fail

Text on black

16.17:1

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