#504B55

#504B55

Color Values

HEX

#504B55

RGB

80, 75, 85

HSL

270.0, 6.2%, 31.4%

HSV

270.0, 11.8%, 33.3%

CMYK

5.9%, 11.8%, 0.0%, 66.7%

OKLCH

0.4213 0.0175 308.0

Properties

Cool Dark Nearest: RAL 7024 Graphite Grey

Color Harmonies

Complementary

#504B55

#50554B

Analogous

#4B4B55

#554B55

#504B55

Triadic

#504B55

#55504B

#4B5550

Split Complementary

#504B55

#55554B

#4B554B

Tetradic

#504B55

#554B4B

#50554B

#4B5555

Color Blindness Simulation

Original

#504B55

Protanopia

#4E4E53

Deuteranopia

#4E4E52

Tritanopia

#505150

Achromatopsia

#4D4D4D

CSS Usage

background-color: #504B55;
color: #504B55;
border-color: #504B55;
Nearest Tailwind: Zinc 600 #52525B

Tailwind Shades

50
#F7F7F8
100
#EDECEE
200
#DBD9DE
300
#C2BEC6
400
#A19BA6
500
#807887
600
#66606C
700
#524D57
800
#403C44
900
#302E33
950
#1F1D20

Contrast Checker

Text on white

8.47:1

AA Pass AAA Pass

Text on black

2.48:1

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