#5B90BC

#5B90BC

Color Values

HEX

#5B90BC

RGB

91, 144, 188

HSL

207.2, 42.0%, 54.7%

HSV

207.2, 51.6%, 73.7%

CMYK

51.6%, 23.4%, 0.0%, 26.3%

OKLCH

0.6342 0.0874 244.8

Properties

Cool Light Nearest: steelblue

Color Harmonies

Complementary

#5B90BC

#BC875B

Analogous

#5BBCB7

#5B5FBC

#5B90BC

Triadic

#5B90BC

#BC5B90

#90BC5B

Split Complementary

#5B90BC

#BC5B5F

#BCB75B

Tetradic

#5B90BC

#B75BBC

#BC875B

#5FBC5B

Color Blindness Simulation

Original

#5B90BC

Protanopia

#7272B1

Deuteranopia

#6F6BAF

Tritanopia

#5EA9A7

Achromatopsia

#888888

CSS Usage

background-color: #5B90BC;
color: #5B90BC;
border-color: #5B90BC;
Nearest Tailwind: Cyan 600 #0891B2

Tailwind Shades

50
#F5F8FA
100
#E7EEF4
200
#CCDDEA
300
#A8C4DC
400
#79A4C8
500
#4A84B5
600
#3B6A91
700
#2F5574
800
#25425B
900
#1E3243
950
#13202A

Contrast Checker

Text on white

3.41:1

AA Fail AAA Fail

Text on black

6.16:1

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