#51B2BA

#51B2BA

Color Values

HEX

#51B2BA

RGB

81, 178, 186

HSL

184.6, 43.2%, 52.4%

HSV

184.6, 56.5%, 72.9%

CMYK

56.5%, 4.3%, 0.0%, 27.1%

OKLCH

0.7089 0.0912 202.7

Properties

Cool Light Nearest: NCS S 0530-B40G Aqua

Color Harmonies

Complementary

#51B2BA

#BA5951

Analogous

#51BA8E

#517EBA

#51B2BA

Triadic

#51B2BA

#BA51B2

#B2BA51

Split Complementary

#51B2BA

#BA517E

#BA8E51

Tetradic

#51B2BA

#8E51BA

#BA5951

#7EBA51

Color Blindness Simulation

Original

#51B2BA

Protanopia

#7B7CB8

Deuteranopia

#756EB8

Tritanopia

#56B7B6

Achromatopsia

#9E9E9E

CSS Usage

background-color: #51B2BA;
color: #51B2BA;
border-color: #51B2BA;
Nearest Tailwind: Cyan 500 #06B6D4

Tailwind Shades

50
#F5FAFA
100
#E7F3F4
200
#CCE8EB
300
#A7D8DC
400
#78C3C9
500
#48AEB7
600
#3A8B92
700
#2E6F75
800
#24575B
900
#1E4043
950
#13292A

Contrast Checker

Text on white

2.49:1

AA Fail AAA Fail

Text on black

8.43:1

AA Pass AAA Pass

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026