#66DF5A

#66DF5A

Color Values

HEX

#66DF5A

RGB

102, 223, 90

HSL

114.6, 67.5%, 61.4%

HSV

114.6, 59.6%, 87.5%

CMYK

54.3%, 0.0%, 59.6%, 12.5%

OKLCH

0.8061 0.2046 141.9

Properties

Cool Light Nearest: Screamin Green

Color Harmonies

Complementary

#66DF5A

#D35ADF

Analogous

#A9DF5A

#5ADF91

#66DF5A

Triadic

#66DF5A

#5A66DF

#DF5A66

Split Complementary

#66DF5A

#915ADF

#DF5AA9

Tetradic

#66DF5A

#5AA9DF

#D35ADF

#DF915A

Color Blindness Simulation

Original

#66DF5A

Protanopia

#9A9B7A

Deuteranopia

#938A82

Tritanopia

#6C9499

Achromatopsia

#BCBCBC

CSS Usage

background-color: #66DF5A;
color: #66DF5A;
border-color: #66DF5A;
Nearest Tailwind: Green 500 #22C55E

Tailwind Shades

50
#F4FCF3
100
#E5F7E3
200
#C8F3C3
300
#A0EB98
400
#6CE061
500
#39D629
600
#2EAB21
700
#24891B
800
#1C6B15
900
#184E13
950
#0F310C

Contrast Checker

Text on white

1.71:1

AA Fail AAA Fail

Text on black

12.27:1

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