#665683

#665683

Color Values

HEX

#665683

RGB

102, 86, 131

HSL

261.3, 20.7%, 42.5%

HSV

261.3, 34.4%, 51.4%

CMYK

22.1%, 34.4%, 0.0%, 48.6%

OKLCH

0.4874 0.0729 300.1

Properties

Cool Dark Nearest: RAL 4005 Blue Lilac

Color Harmonies

Complementary

#665683

#738356

Analogous

#565C83

#7C5683

#665683

Triadic

#665683

#836656

#568366

Split Complementary

#665683

#837C56

#5C8356

Tetradic

#665683

#83565C

#738356

#56837C

Color Blindness Simulation

Original

#665683

Protanopia

#5F5F78

Deuteranopia

#606175

Tritanopia

#65706E

Achromatopsia

#5D5D5D

CSS Usage

background-color: #665683;
color: #665683;
border-color: #665683;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F7F6F9
100
#ECEAF0
200
#D9D4E3
300
#BEB5CE
400
#9B8DB4
500
#78659A
600
#60517B
700
#4D4162
800
#3C334D
900
#2E2739
950
#1D1924

Contrast Checker

Text on white

6.51:1

AA Pass AAA Fail

Text on black

3.22:1

AA Fail 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