#55739F

#55739F

Color Values

HEX

#55739F

RGB

85, 115, 159

HSL

215.7, 30.3%, 47.8%

HSV

215.7, 46.5%, 62.4%

CMYK

46.5%, 27.7%, 0.0%, 37.6%

OKLCH

0.5508 0.0774 257.8

Properties

Cool Dark Nearest: RAL 5023 Distant Blue

Color Harmonies

Complementary

#55739F

#9F8155

Analogous

#55989F

#5C559F

#55739F

Triadic

#55739F

#9F5573

#739F55

Split Complementary

#55739F

#9F5C55

#989F55

Tetradic

#55739F

#9F5598

#9F8155

#559F5C

Color Blindness Simulation

Original

#55739F

Protanopia

#626294

Deuteranopia

#605E92

Tritanopia

#568C8A

Achromatopsia

#707070

CSS Usage

background-color: #55739F;
color: #55739F;
border-color: #55739F;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F7F9
100
#E9ECF2
200
#D0D9E6
300
#AFBED4
400
#849BBD
500
#5978A6
600
#476085
700
#394D6A
800
#2C3C53
900
#232E3E
950
#161D27

Contrast Checker

Text on white

4.84:1

AA Pass AAA Fail

Text on black

4.34:1

AA Fail 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