#688BAB

#688BAB

Color Values

HEX

#688BAB

RGB

104, 139, 171

HSL

208.7, 28.5%, 53.9%

HSV

208.7, 39.2%, 67.1%

CMYK

39.2%, 18.7%, 0.0%, 32.9%

OKLCH

0.6227 0.0625 246.6

Properties

Cool Light Nearest: lightslategrey

Color Harmonies

Complementary

#688BAB

#AB8868

Analogous

#68ABA9

#6869AB

#688BAB

Triadic

#688BAB

#AB688B

#8BAB68

Split Complementary

#688BAB

#AB6869

#ABA968

Tetradic

#688BAB

#A968AB

#AB8868

#69AB68

Color Blindness Simulation

Original

#688BAB

Protanopia

#7777A3

Deuteranopia

#7572A1

Tritanopia

#6A9D9C

Achromatopsia

#868686

CSS Usage

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

Tailwind Shades

50
#F5F7F9
100
#E9EDF1
200
#D1DCE5
300
#B0C3D3
400
#86A2BC
500
#5B81A4
600
#496783
700
#3A5369
800
#2E4152
900
#24313D
950
#171F26

Contrast Checker

Text on white

3.58:1

AA Fail AAA Fail

Text on black

5.87:1

AA Pass 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