#42C387

#42C387

Color Values

HEX

#42C387

RGB

66, 195, 135

HSL

152.1, 51.8%, 51.2%

HSV

152.1, 66.2%, 76.5%

CMYK

66.2%, 0.0%, 30.8%, 23.5%

OKLCH

0.7314 0.1432 159.2

Properties

Cool Light Nearest: mediumseagreen

Color Harmonies

Complementary

#42C387

#C3427E

Analogous

#42C347

#42BFC3

#42C387

Triadic

#42C387

#8742C3

#C38742

Split Complementary

#42C387

#C342BF

#C34742

Tetradic

#42C387

#4742C3

#C3427E

#BFC342

Color Blindness Simulation

Original

#42C387

Protanopia

#7A7B96

Deuteranopia

#726999

Tritanopia

#48A1A4

Achromatopsia

#A3A3A3

CSS Usage

background-color: #42C387;
color: #42C387;
border-color: #42C387;
Nearest Tailwind: Emerald 500 #10B981

Tailwind Shades

50
#F4FBF8
100
#E5F5EE
200
#C9EEDD
300
#A2E2C4
400
#70D2A4
500
#3DC284
600
#319B6A
700
#277C55
800
#1F6142
900
#1A4732
950
#102D20

Contrast Checker

Text on white

2.24:1

AA Fail AAA Fail

Text on black

9.39:1

AA Pass AAA Pass

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026