#516458

#516458

Color Values

HEX

#516458

RGB

81, 100, 88

HSL

142.1, 10.5%, 35.5%

HSV

142.1, 19.0%, 39.2%

CMYK

19.0%, 0.0%, 12.0%, 60.8%

OKLCH

0.4836 0.0299 157.4

Properties

Cool Dark Nearest: RAL 7005 Mouse Grey

Color Harmonies

Complementary

#516458

#64515D

Analogous

#546451

#516462

#516458

Triadic

#516458

#585164

#645851

Split Complementary

#516458

#625164

#645154

Tetradic

#516458

#515464

#64515D

#646251

Color Blindness Simulation

Original

#516458

Protanopia

#59595B

Deuteranopia

#58575C

Tritanopia

#525D5E

Achromatopsia

#5F5F5F

CSS Usage

background-color: #516458;
color: #516458;
border-color: #516458;
Nearest Tailwind: Stone 600 #57534E

Tailwind Shades

50
#F7F8F7
100
#ECEFED
200
#D8DFDA
300
#BBC8C0
400
#97AB9E
500
#728D7C
600
#5B7163
700
#495A4F
800
#39463E
900
#2C352F
950
#1C211E

Contrast Checker

Text on white

6.34:1

AA Pass AAA Fail

Text on black

3.31:1

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