#504B63

#504B63

Color Values

HEX

#504B63

RGB

80, 75, 99

HSL

252.5, 13.8%, 34.1%

HSV

252.5, 24.2%, 38.8%

CMYK

19.2%, 24.2%, 0.0%, 61.2%

OKLCH

0.4272 0.0397 294.2

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#504B63

#5E634B

Analogous

#4B5263

#5C4B63

#504B63

Triadic

#504B63

#63504B

#4B6350

Split Complementary

#504B63

#635C4B

#52634B

Tetradic

#504B63

#634B52

#5E634B

#4B635C

Color Blindness Simulation

Original

#504B63

Protanopia

#4E4E5D

Deuteranopia

#4E4E5C

Tritanopia

#505958

Achromatopsia

#4E4E4E

CSS Usage

background-color: #504B63;
color: #504B63;
border-color: #504B63;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F7F6F8
100
#ECEBEF
200
#D8D6E0
300
#BDB9CA
400
#9994AE
500
#756E91
600
#5E5874
700
#4B465D
800
#3B3749
900
#2D2A36
950
#1C1B22

Contrast Checker

Text on white

8.31:1

AA Pass AAA Pass

Text on black

2.53:1

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