#555159

#555159

Color Values

HEX

#555159

RGB

85, 81, 89

HSL

270.0, 4.7%, 33.3%

HSV

270.0, 9.0%, 34.9%

CMYK

4.5%, 9.0%, 0.0%, 65.1%

OKLCH

0.4416 0.0139 308.1

Properties

Cool Dark Nearest: RAL 7024 Graphite Grey

Color Harmonies

Complementary

#555159

#555951

Analogous

#515159

#595159

#555159

Triadic

#555159

#595551

#515955

Split Complementary

#555159

#595951

#515951

Tetradic

#555159

#595151

#555951

#515959

Color Blindness Simulation

Original

#555159

Protanopia

#535357

Deuteranopia

#545457

Tritanopia

#555655

Achromatopsia

#525252

CSS Usage

background-color: #555159;
color: #555159;
border-color: #555159;
Nearest Tailwind: Zinc 600 #52525B

Tailwind Shades

50
#F7F7F8
100
#EDECEE
200
#DBDADD
300
#C2BFC5
400
#A19CA5
500
#807A85
600
#66616B
700
#524E55
800
#403D43
900
#302E32
950
#1F1D20

Contrast Checker

Text on white

7.76:1

AA Pass AAA Pass

Text on black

2.71:1

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