#646996

#646996

Color Values

HEX

#646996

RGB

100, 105, 150

HSL

234.0, 20.0%, 49.0%

HSV

234.0, 33.3%, 58.8%

CMYK

33.3%, 30.0%, 0.0%, 41.2%

OKLCH

0.5349 0.0707 278.8

Properties

Cool Dark Nearest: RAL 5023 Distant Blue

Color Harmonies

Complementary

#646996

#969164

Analogous

#648296

#786496

#646996

Triadic

#646996

#966469

#699664

Split Complementary

#646996

#967864

#829664

Tetradic

#646996

#966482

#969164

#649678

Color Blindness Simulation

Original

#646996

Protanopia

#66668B

Deuteranopia

#666688

Tritanopia

#648381

Achromatopsia

#6B6B6B

CSS Usage

background-color: #646996;
color: #646996;
border-color: #646996;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F6F9
100
#EAEBF0
200
#D4D6E2
300
#B6B8CE
400
#8E92B4
500
#666B99
600
#52567A
700
#414562
800
#33364D
900
#282939
950
#191A24

Contrast Checker

Text on white

5.25:1

AA Pass AAA Fail

Text on black

4.0:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

ก.พ. 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

ก.พ. 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

ก.พ. 19, 2026