#646087

#646087

Color Values

HEX

#646087

RGB

100, 96, 135

HSL

246.2, 16.9%, 45.3%

HSV

246.2, 28.9%, 52.9%

CMYK

25.9%, 28.9%, 0.0%, 47.1%

OKLCH

0.5084 0.0614 288.7

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#646087

#838760

Analogous

#606F87

#786087

#646087

Triadic

#646087

#876460

#608764

Split Complementary

#646087

#877860

#6F8760

Tetradic

#646087

#87606F

#838760

#608778

Color Blindness Simulation

Original

#646087

Protanopia

#62627E

Deuteranopia

#62637B

Tritanopia

#647674

Achromatopsia

#646464

CSS Usage

background-color: #646087;
color: #646087;
border-color: #646087;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F6F8
100
#EBEBF0
200
#D7D5E1
300
#BAB7CC
400
#9491B1
500
#6E6A95
600
#585577
700
#47445F
800
#37354B
900
#2B2938
950
#1B1A23

Contrast Checker

Text on white

5.89:1

AA Pass AAA Fail

Text on black

3.56:1

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