#646490

#646490

Color Values

HEX

#646490

RGB

100, 100, 144

HSL

240.0, 18.0%, 47.8%

HSV

240.0, 30.6%, 56.5%

CMYK

30.6%, 30.6%, 0.0%, 43.5%

OKLCH

0.5212 0.069 283.8

Properties

Cool Dark Nearest: RAL 4011 Pearl Violet

Color Harmonies

Complementary

#646490

#909064

Analogous

#647A90

#7A6490

#646490

Triadic

#646490

#906464

#649064

Split Complementary

#646490

#907A64

#7A9064

Tetradic

#646490

#90647A

#909064

#64907A

Color Blindness Simulation

Original

#646490

Protanopia

#646485

Deuteranopia

#646483

Tritanopia

#647D7B

Achromatopsia

#676767

CSS Usage

background-color: #646490;
color: #646490;
border-color: #646490;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F6F9
100
#EAEAF0
200
#D5D5E2
300
#B7B7CD
400
#9090B2
500
#696996
600
#545478
700
#434360
800
#34344B
900
#292938
950
#1A1A24

Contrast Checker

Text on white

5.57:1

AA Pass AAA Fail

Text on black

3.77:1

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