#666179

#666179

Color Values

HEX

#666179

RGB

102, 97, 121

HSL

252.5, 11.0%, 42.7%

HSV

252.5, 19.8%, 47.5%

CMYK

15.7%, 19.8%, 0.0%, 52.5%

OKLCH

0.5061 0.0381 294.6

Properties

Cool Dark Nearest: RAL 4012 Pearl Blackberry

Color Harmonies

Complementary

#666179

#747961

Analogous

#616879

#726179

#666179

Triadic

#666179

#796661

#617966

Split Complementary

#666179

#797261

#687961

Tetradic

#666179

#796168

#747961

#617972

Color Blindness Simulation

Original

#666179

Protanopia

#646473

Deuteranopia

#646472

Tritanopia

#666F6E

Achromatopsia

#646464

CSS Usage

background-color: #666179;
color: #666179;
border-color: #666179;
Nearest Tailwind: Gray 500 #6B7280

Tailwind Shades

50
#F7F7F8
100
#ECEBEF
200
#D9D7DF
300
#BEBBC9
400
#9B96AB
500
#77718E
600
#5F5B71
700
#4C495B
800
#3C3947
900
#2E2C35
950
#1D1C22

Contrast Checker

Text on white

5.91:1

AA Pass AAA Fail

Text on black

3.55:1

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