#668FCB

#668FCB

Color Values

HEX

#668FCB

RGB

102, 143, 203

HSL

215.6, 49.3%, 59.8%

HSV

215.6, 49.8%, 79.6%

CMYK

49.8%, 29.6%, 0.0%, 20.4%

OKLCH

0.6451 0.1014 257.8

Properties

Cool Light Nearest: steelblue 3

Color Harmonies

Complementary

#668FCB

#CBA266

Analogous

#66C2CB

#6F66CB

#668FCB

Triadic

#668FCB

#CB668F

#8FCB66

Split Complementary

#668FCB

#CB6F66

#C2CB66

Tetradic

#668FCB

#CB66C2

#CBA266

#66CB6F

Color Blindness Simulation

Original

#668FCB

Protanopia

#7878BC

Deuteranopia

#7572B9

Tritanopia

#68B1AE

Achromatopsia

#8B8B8B

CSS Usage

background-color: #668FCB;
color: #668FCB;
border-color: #668FCB;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E6ECF5
200
#CAD8ED
300
#A4BCE0
400
#7298CF
500
#4174BE
600
#345D98
700
#294A7A
800
#203A5F
900
#1B2C46
950
#111C2C

Contrast Checker

Text on white

3.3:1

AA Fail AAA Fail

Text on black

6.36:1

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