#668AB4

#668AB4

Color Values

HEX

#668AB4

RGB

102, 138, 180

HSL

212.3, 34.2%, 55.3%

HSV

212.3, 43.3%, 70.6%

CMYK

43.3%, 23.3%, 0.0%, 29.4%

OKLCH

0.6231 0.0757 252.8

Properties

Cool Light Nearest: steelblue

Color Harmonies

Complementary

#668AB4

#B49066

Analogous

#66B1B4

#6966B4

#668AB4

Triadic

#668AB4

#B4668A

#8AB466

Split Complementary

#668AB4

#B46966

#B1B466

Tetradic

#668AB4

#B466B1

#B49066

#66B469

Color Blindness Simulation

Original

#668AB4

Protanopia

#7676AA

Deuteranopia

#7471A7

Tritanopia

#68A2A0

Achromatopsia

#858585

CSS Usage

background-color: #668AB4;
color: #668AB4;
border-color: #668AB4;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F7FA
100
#E8EDF2
200
#CFDAE8
300
#ADC0D7
400
#809EC1
500
#547CAB
600
#436389
700
#364F6E
800
#2A3E56
900
#222F3F
950
#151E28

Contrast Checker

Text on white

3.58:1

AA Fail AAA Fail

Text on black

5.86:1

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