#647575

#647575

Color Values

HEX

#647575

RGB

100, 117, 117

HSL

180.0, 7.8%, 42.5%

HSV

180.0, 14.5%, 45.9%

CMYK

14.5%, 0.0%, 0.0%, 54.1%

OKLCH

0.5485 0.0202 196.6

Properties

Cool Dark Nearest: RAL 7005 Mouse Grey

Color Harmonies

Complementary

#647575

#756464

Analogous

#64756C

#646C75

#647575

Triadic

#647575

#756475

#757564

Split Complementary

#647575

#75646C

#756C64

Tetradic

#647575

#6C6475

#756464

#6C7564

Color Blindness Simulation

Original

#647575

Protanopia

#6B6C75

Deuteranopia

#6A6975

Tritanopia

#657575

Achromatopsia

#717171

CSS Usage

background-color: #647575;
color: #647575;
border-color: #647575;
Nearest Tailwind: Neutral 500 #737373

Tailwind Shades

50
#F7F8F8
100
#ECEEEE
200
#D9DEDE
300
#BDC7C7
400
#99A8A8
500
#768989
600
#5E6E6E
700
#4B5858
800
#3B4545
900
#2D3434
950
#1C2121

Contrast Checker

Text on white

4.84:1

AA Pass AAA Fail

Text on black

4.34:1

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