#66655D

#66655D

Color Values

HEX

#66655D

RGB

102, 101, 93

HSL

53.3, 4.6%, 38.2%

HSV

53.3, 8.8%, 40.0%

CMYK

0.0%, 1.0%, 8.8%, 60.0%

OKLCH

0.5051 0.0124 101.0

Properties

Warm Dark Nearest: RAL 7039 Quartz Grey

Color Harmonies

Complementary

#66655D

#5D5E66

Analogous

#66605D

#62665D

#66655D

Triadic

#66655D

#5D6665

#655D66

Split Complementary

#66655D

#5D6266

#605D66

Tetradic

#66655D

#5D6660

#5D5E66

#665D62

Color Blindness Simulation

Original

#66655D

Protanopia

#66665F

Deuteranopia

#66665F

Tritanopia

#666061

Achromatopsia

#656565

CSS Usage

background-color: #66655D;
color: #66655D;
border-color: #66655D;
Nearest Tailwind: Stone 500 #78716C

Tailwind Shades

50
#F8F8F7
100
#EEEEEC
200
#DDDDDA
300
#C5C4BF
400
#A5A49C
500
#85847A
600
#6B6A61
700
#55554E
800
#43423D
900
#32322E
950
#20201D

Contrast Checker

Text on white

5.86:1

AA Pass AAA Fail

Text on black

3.58:1

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