#81DBDD

#81DBDD

Color Values

HEX

#81DBDD

RGB

129, 219, 221

HSL

181.3, 57.5%, 68.6%

HSV

181.3, 41.6%, 86.7%

CMYK

41.6%, 0.9%, 0.0%, 13.3%

OKLCH

0.836 0.0865 197.5

Properties

Cool Light Nearest: cadetblue 2

Color Harmonies

Complementary

#81DBDD

#DD8381

Analogous

#81DDB1

#81ADDD

#81DBDD

Triadic

#81DBDD

#DD81DB

#DBDD81

Split Complementary

#81DBDD

#DD81AD

#DDB181

Tetradic

#81DBDD

#B181DD

#DD8381

#ADDD81

Color Blindness Simulation

Original

#81DBDD

Protanopia

#A8A9DD

Deuteranopia

#A39CDC

Tritanopia

#86DCDC

Achromatopsia

#C8C8C8

CSS Usage

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

Tailwind Shades

50
#F4FBFB
100
#E4F5F6
200
#C7EFF0
300
#9FE3E5
400
#6AD5D7
500
#36C6C9
600
#2B9EA1
700
#237E81
800
#1B6364
900
#17484A
950
#0F2E2E

Contrast Checker

Text on white

1.6:1

AA Fail AAA Fail

Text on black

13.11:1

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