#688EB9

#688EB9

Color Values

HEX

#688EB9

RGB

104, 142, 185

HSL

211,9, 36,7%, 56,7%

HSV

211,9, 43,8%, 72,5%

CMYK

43,8%, 23,2%, 0,0%, 27,5%

OKLCH

0,6355 0,0777 252,1

Properties

Cool Light Nearest: steelblue

Color Harmonies

Complementary

#688EB9

#B99368

Analogous

#68B7B9

#6B68B9

#688EB9

Triadic

#688EB9

#B9688E

#8EB968

Split Complementary

#688EB9

#B96B68

#B7B968

Tetradic

#688EB9

#B968B7

#B99368

#68B96B

Color Blindness Simulation

Original

#688EB9

Protanopia

#7879AF

Deuteranopia

#7673AC

Tritanopia

#6AA6A5

Achromatopsia

#898989

CSS Usage

background-color: #688EB9;
color: #688EB9;
border-color: #688EB9;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F7FA
100
#E8EDF3
200
#CEDAE8
300
#ABC0D8
400
#7E9EC3
500
#517DAE
600
#41648B
700
#345070
800
#283E57
900
#202F40
950
#141E29

Contrast Checker

Text on white

3,41:1

AA Fail AAA Fail

Text on black

6,16:1

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