#81D8DF

#81D8DF

Color Values

HEX

#81D8DF

RGB

129, 216, 223

HSL

184.5, 59.5%, 69.0%

HSV

184.5, 42.2%, 87.5%

CMYK

42.2%, 3.1%, 0.0%, 12.5%

OKLCH

0.8299 0.0846 202.3

Properties

Cool Light Nearest: cadetblue 2

Color Harmonies

Complementary

#81D8DF

#DF8881

Analogous

#81DFB7

#81A9DF

#81D8DF

Triadic

#81D8DF

#DF81D8

#D8DF81

Split Complementary

#81D8DF

#DF81A9

#DFB781

Tetradic

#81D8DF

#B781DF

#DF8881

#A9DF81

Color Blindness Simulation

Original

#81D8DF

Protanopia

#A7A7DD

Deuteranopia

#A29BDD

Tritanopia

#85DCDC

Achromatopsia

#C6C6C6

CSS Usage

background-color: #81D8DF;
color: #81D8DF;
border-color: #81D8DF;
Nearest Tailwind: Cyan 200 #A5F3FC

Tailwind Shades

50
#F3FBFB
100
#E4F5F6
200
#C6EDF1
300
#9DE1E6
400
#69D0D9
500
#34C0CB
600
#299AA3
700
#217B82
800
#1A6066
900
#17474A
950
#0E2D2F

Contrast Checker

Text on white

1.64:1

AA Fail AAA Fail

Text on black

12.82:1

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