#427B51

#427B51

Color Values

HEX

#427B51

RGB

66, 123, 81

HSL

135.8, 30.2%, 37.1%

HSV

135.8, 46.3%, 48.2%

CMYK

46.3%, 0.0%, 34.1%, 51.8%

OKLCH

0.5319 0.0895 150.9

Properties

Cool Dark Nearest: RAL 6029 Mint Green

Color Harmonies

Complementary

#427B51

#7B426C

Analogous

#507B42

#427B6E

#427B51

Triadic

#427B51

#51427B

#7B5142

Split Complementary

#427B51

#6E427B

#7B4250

Tetradic

#427B51

#42507B

#7B426C

#7B6E42

Color Blindness Simulation

Original

#427B51

Protanopia

#5B5B5B

Deuteranopia

#57535E

Tritanopia

#456365

Achromatopsia

#6C6C6C

CSS Usage

background-color: #427B51;
color: #427B51;
border-color: #427B51;
Nearest Tailwind: Emerald 700 #047857

Tailwind Shades

50
#F5F9F6
100
#E9F2EB
200
#D1E6D6
300
#AFD4B9
400
#84BD93
500
#59A66D
600
#478557
700
#396A46
800
#2C5337
900
#233E2A
950
#16271B

Contrast Checker

Text on white

5.02:1

AA Pass AAA Fail

Text on black

4.18:1

AA Fail AAA Fail

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