#688FC3

#688FC3

Color Values

HEX

#688FC3

RGB

104, 143, 195

HSL

214.3, 43.1%, 58.6%

HSV

214.3, 46.7%, 76.5%

CMYK

46.7%, 26.7%, 0.0%, 23.5%

OKLCH

0.6424 0.0898 255.9

Properties

Cool Light Nearest: steelblue 3

Color Harmonies

Complementary

#688FC3

#C39C68

Analogous

#68BCC3

#6E68C3

#688FC3

Triadic

#688FC3

#C3688F

#8FC368

Split Complementary

#688FC3

#C36E68

#BCC368

Tetradic

#688FC3

#C368BC

#C39C68

#68C36E

Color Blindness Simulation

Original

#688FC3

Protanopia

#7979B6

Deuteranopia

#7774B3

Tritanopia

#6AACAA

Achromatopsia

#8A8A8A

CSS Usage

background-color: #688FC3;
color: #688FC3;
border-color: #688FC3;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F5F7FA
100
#E7ECF4
200
#CCD9EB
300
#A7BEDC
400
#789BC9
500
#4978B6
600
#3A6092
700
#2E4D75
800
#243C5B
900
#1E2E43
950
#131D2A

Contrast Checker

Text on white

3.33:1

AA Fail AAA Fail

Text on black

6.31:1

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