#5B729C

#5B729C

Color Values

HEX

#5B729C

RGB

91, 114, 156

HSL

218.8, 26.3%, 48.4%

HSV

218.8, 41.7%, 61.2%

CMYK

41.7%, 26.9%, 0.0%, 38.8%

OKLCH

0.551 0.0714 262.1

Properties

Cool Dark Nearest: RAL 5023 Distant Blue

Color Harmonies

Complementary

#5B729C

#9C855B

Analogous

#5B929C

#645B9C

#5B729C

Triadic

#5B729C

#9C5B72

#729C5B

Split Complementary

#5B729C

#9C645B

#929C5B

Tetradic

#5B729C

#9C5B92

#9C855B

#5B9C64

Color Blindness Simulation

Original

#5B729C

Protanopia

#656592

Deuteranopia

#64628F

Tritanopia

#5C8A88

Achromatopsia

#707070

CSS Usage

background-color: #5B729C;
color: #5B729C;
border-color: #5B729C;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#E9ECF1
200
#D2D9E5
300
#B2BDD2
400
#8899B9
500
#5E76A1
600
#4B5E81
700
#3C4B67
800
#2F3B51
900
#252D3C
950
#171C26

Contrast Checker

Text on white

4.85:1

AA Pass AAA Fail

Text on black

4.33:1

AA Fail 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