#42CE91

#42CE91

Color Values

HEX

#42CE91

RGB

66, 206, 145

HSL

153.9, 58.8%, 53.3%

HSV

153.9, 68.0%, 80.8%

CMYK

68.0%, 0.0%, 29.6%, 19.2%

OKLCH

0.7615 0.149 160.4

Properties

Cool Light Nearest: Caribbean Green

Color Harmonies

Complementary

#42CE91

#CE427F

Analogous

#42CE4B

#42C5CE

#42CE91

Triadic

#42CE91

#9142CE

#CE9142

Split Complementary

#42CE91

#CE42C5

#CE4B42

Tetradic

#42CE91

#4B42CE

#CE427F

#C5CE42

Color Blindness Simulation

Original

#42CE91

Protanopia

#7F80A0

Deuteranopia

#766CA3

Tritanopia

#49ABAE

Achromatopsia

#ACACAC

CSS Usage

background-color: #42CE91;
color: #42CE91;
border-color: #42CE91;
Nearest Tailwind: Emerald 400 #34D399

Tailwind Shades

50
#F4FBF8
100
#E4F6EE
200
#C6F0DE
300
#9EE6C6
400
#69D8A8
500
#35CA89
600
#2AA26E
700
#228258
800
#1A6545
900
#174A34
950
#0E2F21

Contrast Checker

Text on white

2.01:1

AA Fail AAA Fail

Text on black

10.47:1

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