#515465

#515465

Color Values

HEX

#515465

RGB

81, 84, 101

HSL

231.0, 11.0%, 35.7%

HSV

231.0, 19.8%, 39.6%

CMYK

19.8%, 16.8%, 0.0%, 60.4%

OKLCH

0.4496 0.028 277.3

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#515465

#656251

Analogous

#515E65

#585165

#515465

Triadic

#515465

#655154

#546551

Split Complementary

#515465

#655851

#5E6551

Tetradic

#515465

#65515E

#656251

#516558

Color Blindness Simulation

Original

#515465

Protanopia

#525261

Deuteranopia

#525260

Tritanopia

#515E5D

Achromatopsia

#555555

CSS Usage

background-color: #515465;
color: #515465;
border-color: #515465;
Nearest Tailwind: Gray 600 #4B5563

Tailwind Shades

50
#F7F7F8
100
#EBECEF
200
#D7D9DF
300
#BBBDC9
400
#9699AB
500
#71768E
600
#5B5E71
700
#494B5B
800
#393B47
900
#2C2D35
950
#1C1C22

Contrast Checker

Text on white

7.48:1

AA Pass AAA Pass

Text on black

2.81:1

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