#5581BE

#5581BE

Color Values

HEX

#5581BE

RGB

85, 129, 190

HSL

214.9, 44.7%, 53.9%

HSV

214.9, 55.3%, 74.5%

CMYK

55.3%, 32.1%, 0.0%, 25.5%

OKLCH

0.5982 0.1057 256.8

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#5581BE

#BE9255

Analogous

#55B5BE

#5D55BE

#5581BE

Triadic

#5581BE

#BE5581

#81BE55

Split Complementary

#5581BE

#BE5D55

#B5BE55

Tetradic

#5581BE

#BE55B5

#BE9255

#55BE5D

Color Blindness Simulation

Original

#5581BE

Protanopia

#6868AF

Deuteranopia

#6662AC

Tritanopia

#57A4A1

Achromatopsia

#7C7C7C

CSS Usage

background-color: #5581BE;
color: #5581BE;
border-color: #5581BE;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FA
100
#E6ECF4
200
#CBD9EB
300
#A6BDDD
400
#769ACB
500
#4776B8
600
#385F94
700
#2D4C76
800
#233B5C
900
#1D2D44
950
#121D2B

Contrast Checker

Text on white

3.98:1

AA Fail AAA Fail

Text on black

5.27:1

AA Pass AAA Fail

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