#646487

#646487

Color Values

HEX

#646487

RGB

100, 100, 135

HSL

240.0, 14.9%, 46.1%

HSV

240.0, 25.9%, 52.9%

CMYK

25.9%, 25.9%, 0.0%, 47.1%

OKLCH

0.517 0.055 284.3

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#646487

#878764

Analogous

#647687

#766487

#646487

Triadic

#646487

#876464

#648764

Split Complementary

#646487

#877664

#768764

Tetradic

#646487

#876476

#878764

#648776

Color Blindness Simulation

Original

#646487

Protanopia

#64647F

Deuteranopia

#64647C

Tritanopia

#647876

Achromatopsia

#676767

CSS Usage

background-color: #646487;
color: #646487;
border-color: #646487;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F6F8
100
#EBEBEF
200
#D6D6E1
300
#B9B9CB
400
#9393AF
500
#6D6D92
600
#575775
700
#45455E
800
#363649
900
#2A2A37
950
#1A1A23

Contrast Checker

Text on white

5.65:1

AA Pass AAA Fail

Text on black

3.71:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026