#646186

#646186

Color Values

HEX

#646186

RGB

100, 97, 134

HSL

244.9, 16.0%, 45.3%

HSV

244.9, 27.6%, 52.5%

CMYK

25.4%, 27.6%, 0.0%, 47.5%

OKLCH

0.51 0.0582 287.9

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#646186

#838661

Analogous

#617086

#776186

#646186

Triadic

#646186

#866461

#618664

Split Complementary

#646186

#867761

#708661

Tetradic

#646186

#866170

#838661

#618677

Color Blindness Simulation

Original

#646186

Protanopia

#63637D

Deuteranopia

#63637B

Tritanopia

#647674

Achromatopsia

#646464

CSS Usage

background-color: #646186;
color: #646186;
border-color: #646186;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F6F8
100
#EBEBF0
200
#D7D6E1
300
#BAB8CC
400
#9492B0
500
#6E6B94
600
#585676
700
#47455F
800
#37364A
900
#2B2937
950
#1B1A23

Contrast Checker

Text on white

5.84:1

AA Pass AAA Fail

Text on black

3.6:1

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