#81B5DA

#81B5DA

Color Values

HEX

#81B5DA

RGB

129, 181, 218

HSL

204.9, 54.6%, 68.0%

HSV

204.9, 40.8%, 85.5%

CMYK

40.8%, 17.0%, 0.0%, 14.5%

OKLCH

0.7502 0.0766 240.0

Properties

Cool Light Nearest: skyblue 3

Color Harmonies

Complementary

#81B5DA

#DAA681

Analogous

#81DAD2

#8188DA

#81B5DA

Triadic

#81B5DA

#DA81B5

#B5DA81

Split Complementary

#81B5DA

#DA8188

#DAD281

Tetradic

#81B5DA

#D281DA

#DAA681

#88DA81

Color Blindness Simulation

Original

#81B5DA

Protanopia

#9898D1

Deuteranopia

#9491CF

Tritanopia

#84CAC8

Achromatopsia

#ADADAD

CSS Usage

background-color: #81B5DA;
color: #81B5DA;
border-color: #81B5DA;
Nearest Tailwind: Blue 300 #93C5FD

Tailwind Shades

50
#F4F8FB
100
#E5EFF5
200
#C8DFEF
300
#A0C7E3
400
#6DA9D4
500
#3A8BC5
600
#2E6F9E
700
#25597E
800
#1D4663
900
#193448
950
#10212E

Contrast Checker

Text on white

2.2:1

AA Fail AAA Fail

Text on black

9.56:1

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