#646080

#646080

Color Values

HEX

#646080

RGB

100, 96, 128

HSL

247.5, 14.3%, 43.9%

HSV

247.5, 25.0%, 50.2%

CMYK

21.9%, 25.0%, 0.0%, 49.8%

OKLCH

0.5051 0.0505 290.2

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#646080

#7C8060

Analogous

#606C80

#746080

#646080

Triadic

#646080

#806460

#608064

Split Complementary

#646080

#807460

#6C8060

Tetradic

#646080

#80606C

#7C8060

#608074

Color Blindness Simulation

Original

#646080

Protanopia

#626278

Deuteranopia

#626376

Tritanopia

#647271

Achromatopsia

#636363

CSS Usage

background-color: #646080;
color: #646080;
border-color: #646080;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F7F6F8
100
#ECEBEF
200
#D7D6E0
300
#BBB9CB
400
#9793AE
500
#726D92
600
#5B5775
700
#49465D
800
#393749
900
#2C2A37
950
#1C1B23

Contrast Checker

Text on white

5.95:1

AA Pass AAA Fail

Text on black

3.53:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026