#51BC81

#51BC81

Color Values

HEX

#51BC81

RGB

81, 188, 129

HSL

146.9, 44.4%, 52.7%

HSV

146.9, 56.9%, 73.7%

CMYK

56.9%, 0.0%, 31.4%, 26.3%

OKLCH

0.717 0.1321 156.5

Properties

Cool Light Nearest: mediumseagreen

Color Harmonies

Complementary

#51BC81

#BC518C

Analogous

#56BC51

#51BCB6

#51BC81

Triadic

#51BC81

#8151BC

#BC8151

Split Complementary

#51BC81

#B651BC

#BC5156

Tetradic

#51BC81

#5156BC

#BC518C

#BCB651

Color Blindness Simulation

Original

#51BC81

Protanopia

#7F808F

Deuteranopia

#797193

Tritanopia

#569B9D

Achromatopsia

#A1A1A1

CSS Usage

background-color: #51BC81;
color: #51BC81;
border-color: #51BC81;
Nearest Tailwind: Emerald 500 #10B981

Tailwind Shades

50
#F4FAF7
100
#E6F4EC
200
#CBEBDA
300
#A7DDBF
400
#77CB9C
500
#47B87A
600
#399361
700
#2D764E
800
#235C3D
900
#1D442E
950
#122B1D

Contrast Checker

Text on white

2.37:1

AA Fail AAA Fail

Text on black

8.86:1

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