#646F92

#646F92

Color Values

HEX

#646F92

RGB

100, 111, 146

HSL

225.7, 18.7%, 48.2%

HSV

225.7, 31.5%, 57.3%

CMYK

31.5%, 24.0%, 0.0%, 42.7%

OKLCH

0.5462 0.0564 270.9

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#646F92

#928764

Analogous

#648692

#706492

#646F92

Triadic

#646F92

#92646F

#6F9264

Split Complementary

#646F92

#927064

#869264

Tetradic

#646F92

#926486

#928764

#649270

Color Blindness Simulation

Original

#646F92

Protanopia

#69698A

Deuteranopia

#686788

Tritanopia

#658381

Achromatopsia

#6F6F6F

CSS Usage

background-color: #646F92;
color: #646F92;
border-color: #646F92;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#EAECF0
200
#D5D8E2
300
#B6BCCD
400
#8F97B2
500
#687397
600
#535C79
700
#424A61
800
#343A4C
900
#282C39
950
#191C24

Contrast Checker

Text on white

4.96:1

AA Pass AAA Fail

Text on black

4.23:1

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