#668BA0

#668BA0

Color Values

HEX

#668BA0

RGB

102, 139, 160

HSL

201,7, 23,4%, 51,4%

HSV

201,7, 36,2%, 62,7%

CMYK

36,2%, 13,1%, 0,0%, 37,3%

OKLCH

0,6169 0,0521 233,6

Properties

Cool Light Nearest: lightslategrey

Color Harmonies

Complementary

#668BA0

#A07B66

Analogous

#66A098

#666EA0

#668BA0

Triadic

#668BA0

#A0668B

#8BA066

Split Complementary

#668BA0

#A0666E

#A09866

Tetradic

#668BA0

#9866A0

#A07B66

#6EA066

Color Blindness Simulation

Original

#668BA0

Protanopia

#76769B

Deuteranopia

#74719A

Tritanopia

#689796

Achromatopsia

#858585

CSS Usage

background-color: #668BA0;
color: #668BA0;
border-color: #668BA0;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F8F9
100
#EAEEF1
200
#D3DEE4
300
#B3C6D0
400
#8BA7B7
500
#62889D
600
#4E6D7E
700
#3F5765
800
#31444F
900
#26333B
950
#182025

Contrast Checker

Text on white

3,64:1

AA Fail AAA Fail

Text on black

5,77:1

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