#668396

#668396

Color Values

HEX

#668396

RGB

102, 131, 150

HSL

203.8, 19.0%, 49.4%

HSV

203.8, 32.0%, 58.8%

CMYK

32.0%, 12.7%, 0.0%, 41.2%

OKLCH

0.5946 0.0441 237.2

Properties

Cool Light Nearest: lightskyblue 4

Color Harmonies

Complementary

#668396

#967966

Analogous

#669691

#666B96

#668396

Triadic

#668396

#966683

#839666

Split Complementary

#668396

#96666B

#969166

Tetradic

#668396

#916696

#967966

#6B9666

Color Blindness Simulation

Original

#668396

Protanopia

#737391

Deuteranopia

#716F90

Tritanopia

#678E8D

Achromatopsia

#7E7E7E

CSS Usage

background-color: #668396;
color: #668396;
border-color: #668396;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F8F9
100
#EAEEF0
200
#D5DDE2
300
#B6C4CD
400
#8FA4B3
500
#678598
600
#536A79
700
#425561
800
#34424C
900
#283239
950
#192024

Contrast Checker

Text on white

4.0:1

AA Fail AAA Fail

Text on black

5.25:1

AA Pass 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