#55729C

#55729C

Color Values

HEX

#55729C

RGB

85, 114, 156

HSL

215.5, 29.5%, 47.3%

HSV

215.5, 45.5%, 61.2%

CMYK

45.5%, 26.9%, 0.0%, 38.8%

OKLCH

0.5471 0.0743 257.6

Properties

Cool Dark Nearest: RAL 5023 Distant Blue

Color Harmonies

Complementary

#55729C

#9C7F55

Analogous

#55969C

#5C559C

#55729C

Triadic

#55729C

#9C5572

#729C55

Split Complementary

#55729C

#9C5C55

#969C55

Tetradic

#55729C

#9C5596

#9C7F55

#559C5C

Color Blindness Simulation

Original

#55729C

Protanopia

#626292

Deuteranopia

#605E8F

Tritanopia

#568A88

Achromatopsia

#6F6F6F

CSS Usage

background-color: #55729C;
color: #55729C;
border-color: #55729C;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F7F9
100
#E9ECF2
200
#D1D9E6
300
#B0BED4
400
#859CBC
500
#5A79A5
600
#486084
700
#3A4D6A
800
#2D3C53
900
#242E3D
950
#161D27

Contrast Checker

Text on white

4.91:1

AA Pass AAA Fail

Text on black

4.27:1

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