#66C17D

#66C17D

Color Values

HEX

#66C17D

RGB

102, 193, 125

HSL

135.2, 42.3%, 57.8%

HSV

135.2, 47.2%, 75.7%

CMYK

47.2%, 0.0%, 35.2%, 24.3%

OKLCH

0.7369 0.1318 150.3

Properties

Cool Light Nearest: Fern

Color Harmonies

Complementary

#66C17D

#C166AA

Analogous

#7CC166

#66C1AA

#66C17D

Triadic

#66C17D

#7D66C1

#C17D66

Split Complementary

#66C17D

#AA66C1

#C1667C

Tetradic

#66C17D

#667CC1

#C166AA

#C1AA66

Color Blindness Simulation

Original

#66C17D

Protanopia

#8D8E8D

Deuteranopia

#888191

Tritanopia

#6B9A9D

Achromatopsia

#A9A9A9

CSS Usage

background-color: #66C17D;
color: #66C17D;
border-color: #66C17D;
Nearest Tailwind: Emerald 500 #10B981

Tailwind Shades

50
#F5FAF6
100
#E7F4EA
200
#CCEAD4
300
#A8DCB5
400
#79C98D
500
#4AB565
600
#3B9151
700
#2F7441
800
#255B32
900
#1E4327
950
#132A19

Contrast Checker

Text on white

2.21:1

AA Fail AAA Fail

Text on black

9.49:1

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