#5991CE

#5991CE

Color Values

HEX

#5991CE

RGB

89, 145, 206

HSL

211.3, 54.4%, 57.8%

HSV

211.3, 56.8%, 80.8%

CMYK

56.8%, 29.6%, 0.0%, 19.2%

OKLCH

0.6441 0.1096 251.7

Properties

Cool Light Nearest: steelblue 3

Color Harmonies

Complementary

#5991CE

#CE9659

Analogous

#59CBCE

#5B59CE

#5991CE

Triadic

#5991CE

#CE5991

#91CE59

Split Complementary

#5991CE

#CE5B59

#CBCE59

Tetradic

#5991CE

#CE59CB

#CE9659

#59CE5B

Color Blindness Simulation

Original

#5991CE

Protanopia

#7172BF

Deuteranopia

#6E6ABC

Tritanopia

#5CB4B1

Achromatopsia

#898989

CSS Usage

background-color: #5991CE;
color: #5991CE;
border-color: #5991CE;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E5EDF5
200
#C8DAEF
300
#A1C0E3
400
#6D9ED4
500
#3A7CC5
600
#2F649D
700
#25507E
800
#1D3E62
900
#192F48
950
#101E2E

Contrast Checker

Text on white

3.3:1

AA Fail AAA Fail

Text on black

6.37:1

AA Pass AAA Fail

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