#51BBC2

#51BBC2

Color Values

HEX

#51BBC2

RGB

81, 187, 194

HSL

183,7, 48,1%, 53,9%

HSV

183,7, 58,2%, 76,1%

CMYK

58,2%, 3,6%, 0,0%, 23,9%

OKLCH

0,7333 0,0972 201,2

Properties

Cool Light Nearest: NCS S 0530-B40G Aqua

Color Harmonies

Complementary

#51BBC2

#C25851

Analogous

#51C290

#5182C2

#51BBC2

Triadic

#51BBC2

#C251BB

#BBC251

Split Complementary

#51BBC2

#C25182

#C29051

Tetradic

#51BBC2

#9051C2

#C25851

#82C251

Color Blindness Simulation

Original

#51BBC2

Protanopia

#7F80C0

Deuteranopia

#7971C0

Tritanopia

#56BFBF

Achromatopsia

#A5A5A5

CSS Usage

background-color: #51BBC2;
color: #51BBC2;
border-color: #51BBC2;
Nearest Tailwind: Cyan 500 #06B6D4

Tailwind Shades

50
#F4FAFA
100
#E6F4F4
200
#CAEAEC
300
#A4DCDF
400
#73C8CE
500
#42B5BD
600
#359197
700
#2A7479
800
#215B5E
900
#1B4345
950
#112A2C

Contrast Checker

Text on white

2,27:1

AA Fail AAA Fail

Text on black

9,24:1

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