#66685F

#66685F

Color Values

HEX

#66685F

RGB

102, 104, 95

HSL

73.3, 4.5%, 39.0%

HSV

73.3, 8.7%, 40.8%

CMYK

1.9%, 0.0%, 8.7%, 59.2%

OKLCH

0.5127 0.0141 117.1

Properties

Cool Dark Nearest: RAL 7039 Quartz Grey

Color Harmonies

Complementary

#66685F

#615F68

Analogous

#68655F

#61685F

#66685F

Triadic

#66685F

#5F6668

#685F66

Split Complementary

#66685F

#5F6168

#655F68

Tetradic

#66685F

#5F6865

#615F68

#685F61

Color Blindness Simulation

Original

#66685F

Protanopia

#676761

Deuteranopia

#676762

Tritanopia

#666363

Achromatopsia

#676767

CSS Usage

background-color: #66685F;
color: #66685F;
border-color: #66685F;
Nearest Tailwind: Stone 500 #78716C

Tailwind Shades

50
#F8F8F7
100
#EEEEEC
200
#DCDDDA
300
#C3C5BF
400
#A3A59C
500
#83857A
600
#696B61
700
#54554E
800
#41433D
900
#32322E
950
#1F201D

Contrast Checker

Text on white

5.66:1

AA Pass AAA Fail

Text on black

3.71:1

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