#66817B

#66817B

Color Values

HEX

#66817B

RGB

102, 129, 123

HSL

166.7, 11.7%, 45.3%

HSV

166.7, 20.9%, 50.6%

CMYK

20.9%, 0.0%, 4.7%, 49.4%

OKLCH

0.5803 0.0324 180.0

Properties

Cool Light Nearest: paleturquoise 4

Color Harmonies

Complementary

#66817B

#81666C

Analogous

#66816E

#667A81

#66817B

Triadic

#66817B

#7B6681

#817B66

Split Complementary

#66817B

#81667A

#816E66

Tetradic

#66817B

#6E6681

#81666C

#7A8166

Color Blindness Simulation

Original

#66817B

Protanopia

#72727C

Deuteranopia

#706E7D

Tritanopia

#677E7E

Achromatopsia

#7B7B7B

CSS Usage

background-color: #66817B;
color: #66817B;
border-color: #66817B;
Nearest Tailwind: Neutral 500 #737373

Tailwind Shades

50
#F7F8F8
100
#EBEFEE
200
#D7DFDE
300
#BBC9C6
400
#96ACA7
500
#718E88
600
#5A726D
700
#485B57
800
#384744
900
#2B3633
950
#1B2220

Contrast Checker

Text on white

4.21:1

AA Fail AAA Fail

Text on black

4.99:1

AA Pass 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