#42C489

#42C489

Color Values

HEX

#42C489

RGB

66, 196, 137

HSL

152.8, 52.4%, 51.4%

HSV

152.8, 66.3%, 76.9%

CMYK

66.3%, 0.0%, 30.1%, 23.1%

OKLCH

0.7344 0.1428 159.7

Properties

Cool Light Nearest: mediumseagreen

Color Harmonies

Complementary

#42C489

#C4427D

Analogous

#42C448

#42BEC4

#42C489

Triadic

#42C489

#8942C4

#C48942

Split Complementary

#42C489

#C442BE

#C44842

Tetradic

#42C489

#4842C4

#C4427D

#BEC442

Color Blindness Simulation

Original

#42C489

Protanopia

#7A7B97

Deuteranopia

#73699B

Tritanopia

#48A3A5

Achromatopsia

#A4A4A4

CSS Usage

background-color: #42C489;
color: #42C489;
border-color: #42C489;
Nearest Tailwind: Emerald 500 #10B981

Tailwind Shades

50
#F4FBF8
100
#E5F5EE
200
#C9EEDD
300
#A2E2C5
400
#6FD2A5
500
#3DC286
600
#319B6B
700
#277C56
800
#1E6143
900
#1A4733
950
#102D20

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

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