#40B579

#40B579

Color Values

HEX

#40B579

RGB

64, 181, 121

HSL

149.2, 47.8%, 48.0%

HSV

149.2, 64.6%, 71.0%

CMYK

64.6%, 0.0%, 33.1%, 29.0%

OKLCH

0.692 0.1377 157.1

Properties

Cool Light Nearest: mediumseagreen

Color Harmonies

Complementary

#40B579

#B5407C

Analogous

#41B540

#40B5B3

#40B579

Triadic

#40B579

#7940B5

#B57940

Split Complementary

#40B579

#B340B5

#B54041

Tetradic

#40B579

#4041B5

#B5407C

#B5B340

Color Blindness Simulation

Original

#40B579

Protanopia

#737488

Deuteranopia

#6C638B

Tritanopia

#469396

Achromatopsia

#989898

CSS Usage

background-color: #40B579;
color: #40B579;
border-color: #40B579;
Nearest Tailwind: Emerald 500 #10B981

Tailwind Shades

50
#F4FAF7
100
#E6F4ED
200
#CAECDB
300
#A5DFC1
400
#74CE9F
500
#43BC7E
600
#359765
700
#2B7951
800
#215E3F
900
#1C4530
950
#112C1E

Contrast Checker

Text on white

2.59:1

AA Fail AAA Fail

Text on black

8.1:1

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