#648AB7

#648AB7

Color Values

HEX

#648AB7

RGB

100, 138, 183

HSL

212.5, 36.6%, 55.5%

HSV

212.5, 45.4%, 71.8%

CMYK

45.4%, 24.6%, 0.0%, 28.2%

OKLCH

0.6233 0.0806 253.2

Properties

Cool Light Nearest: steelblue

Color Harmonies

Complementary

#648AB7

#B79164

Analogous

#64B4B7

#6764B7

#648AB7

Triadic

#648AB7

#B7648A

#8AB764

Split Complementary

#648AB7

#B76764

#B4B764

Tetradic

#648AB7

#B764B4

#B79164

#64B767

Color Blindness Simulation

Original

#648AB7

Protanopia

#7475AC

Deuteranopia

#726FAA

Tritanopia

#66A4A2

Achromatopsia

#858585

CSS Usage

background-color: #648AB7;
color: #648AB7;
border-color: #648AB7;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F7FA
100
#E8EDF3
200
#CEDAE8
300
#ABC0D8
400
#7E9EC3
500
#517CAE
600
#41638B
700
#344F6F
800
#283E57
900
#202F40
950
#151E29

Contrast Checker

Text on white

3.58:1

AA Fail AAA Fail

Text on black

5.86:1

AA Pass 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