#66C291

#66C291

Color Values

HEX

#66C291

RGB

102, 194, 145

HSL

148.0, 43.0%, 58.0%

HSV

148.0, 47.4%, 76.1%

CMYK

47.4%, 0.0%, 25.3%, 23.9%

OKLCH

0.7437 0.1144 158.6

Properties

Cool Light Nearest: NCS S 0530-G Light Green

Color Harmonies

Complementary

#66C291

#C26697

Analogous

#69C266

#66C2BF

#66C291

Triadic

#66C291

#9166C2

#C29166

Split Complementary

#66C291

#BF66C2

#C26669

Tetradic

#66C291

#6669C2

#C26697

#C2BF66

Color Blindness Simulation

Original

#66C291

Protanopia

#8E8F9D

Deuteranopia

#8882A0

Tritanopia

#6BA6A8

Achromatopsia

#ABABAB

CSS Usage

background-color: #66C291;
color: #66C291;
border-color: #66C291;
Nearest Tailwind: Emerald 300 #6EE7B7

Tailwind Shades

50
#F5FAF7
100
#E7F4ED
200
#CCEBDA
300
#A7DCC0
400
#78C99E
500
#49B67C
600
#3A9263
700
#2F754F
800
#245B3E
900
#1E432F
950
#132A1E

Contrast Checker

Text on white

2.17:1

AA Fail AAA Fail

Text on black

9.69:1

AA Pass AAA Pass

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026