#5B90BF

#5B90BF

Color Values

HEX

#5B90BF

RGB

91, 144, 191

HSL

208.2, 43.9%, 55.3%

HSV

208.2, 52.4%, 74.9%

CMYK

52.4%, 24.6%, 0.0%, 25.1%

OKLCH

0.6356 0.0909 246.6

Properties

Cool Light Nearest: steelblue

Color Harmonies

Complementary

#5B90BF

#BF8A5B

Analogous

#5BBFBC

#5B5EBF

#5B90BF

Triadic

#5B90BF

#BF5B90

#90BF5B

Split Complementary

#5B90BF

#BF5B5E

#BFBC5B

Tetradic

#5B90BF

#BC5BBF

#BF8A5B

#5EBF5B

Color Blindness Simulation

Original

#5B90BF

Protanopia

#7272B4

Deuteranopia

#6F6BB1

Tritanopia

#5EABA9

Achromatopsia

#888888

CSS Usage

background-color: #5B90BF;
color: #5B90BF;
border-color: #5B90BF;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F8FA
100
#E6EEF4
200
#CCDCEB
300
#A7C3DD
400
#77A3CA
500
#4883B7
600
#396993
700
#2E5475
800
#24415C
900
#1D3244
950
#131F2B

Contrast Checker

Text on white

3.39:1

AA Fail AAA Fail

Text on black

6.19:1

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