#516C63

#516C63

Color Values

HEX

#516C63

RGB

81, 108, 99

HSL

160.0, 14.3%, 37.1%

HSV

160.0, 25.0%, 42.4%

CMYK

25.0%, 0.0%, 8.3%, 57.6%

OKLCH

0.507 0.0348 172.4

Properties

Cool Dark Nearest: RAL 7005 Mouse Grey

Color Harmonies

Complementary

#516C63

#6C515A

Analogous

#516C56

#51686C

#516C63

Triadic

#516C63

#63516C

#6C6351

Split Complementary

#516C63

#6C5168

#6C5651

Tetradic

#516C63

#56516C

#6C515A

#686C51

Color Blindness Simulation

Original

#516C63

Protanopia

#5D5D65

Deuteranopia

#5B5966

Tritanopia

#526767

Achromatopsia

#666666

CSS Usage

background-color: #516C63;
color: #516C63;
border-color: #516C63;
Nearest Tailwind: Neutral 500 #737373

Tailwind Shades

50
#F6F8F8
100
#EBEFEE
200
#D6E0DD
300
#B9CBC5
400
#93AEA5
500
#6D9286
600
#57756B
700
#465D55
800
#374943
900
#2A3733
950
#1B2320

Contrast Checker

Text on white

5.71:1

AA Pass AAA Fail

Text on black

3.68:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026