#668BA7

#668BA7

Color Values

HEX

#668BA7

RGB

102, 139, 167

HSL

205.8, 27.0%, 52.7%

HSV

205.8, 38.9%, 65.5%

CMYK

38.9%, 16.8%, 0.0%, 34.5%

OKLCH

0.6198 0.0593 241.5

Properties

Cool Light Nearest: lightslategrey

Color Harmonies

Complementary

#668BA7

#A78266

Analogous

#66A7A2

#666AA7

#668BA7

Triadic

#668BA7

#A7668B

#8BA766

Split Complementary

#668BA7

#A7666A

#A7A266

Tetradic

#668BA7

#A266A7

#A78266

#6AA766

Color Blindness Simulation

Original

#668BA7

Protanopia

#7676A0

Deuteranopia

#74719F

Tritanopia

#689B9A

Achromatopsia

#858585

CSS Usage

background-color: #668BA7;
color: #668BA7;
border-color: #668BA7;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F8F9
100
#E9EEF1
200
#D2DDE5
300
#B1C4D2
400
#87A4BA
500
#5D84A2
600
#4A6A82
700
#3C5568
800
#2F4251
900
#25323C
950
#172026

Contrast Checker

Text on white

3.61:1

AA Fail AAA Fail

Text on black

5.82:1

AA Pass AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026