Greyish blue : The hexadecimal color #666fa8

The hexadecimal color #666fa8 is a color blue whose writing is rgb(102, 111, 168) either 40% of red, 44% of green, 66% of blue; the HSL value is hsl(164, 70%, 135%) either a shade of 164°, a saturation of 70% and a brightness of 135%; the CMYK value is cmyk(39, 34, 0, 34) either 39% of cyan, 34% of magenta, 0% of yellow and 34% of black.

The color combinaison (or color scheme) of the color greyish blue

The gradient colors and complementary colors below allow you to find colors near 666fa8 for a good harmony of your web design and your artwork.

#666fa8 : Using the html color in a CSS style

The CSS notation for use that color (666fa8) as text color is color:#666fa8;
This is an text example writing in hex color #666fa8.

The CSS notation for use that color (666fa8) as background color is background-color:#666fa8;
This is a box with a background color in hex #666fa8

The CSS notation for use that color (666fa8) as border color is border-color:#666fa8;
This is a box with a border color in hex #666fa8

The CSS notation for use that color (666fa8) as shadow color is box-shadow:0 0 20px #666fa8;
This is a box with a shadow color in hex #666fa8

Converting the hex color 666fa8 in RGB, HSL and CMYK

  • Color code HEX : #666fa8
  • Color code RGB : rgb(102, 111, 168)
  • Color code HSL : hsl(164, 70%, 135%)
  • Color code CMYK : cmyk(39, 34, 0, 34)
  • Color code BIN : 1100110 1101111 10101000

What is a color HEX ?

The HEX code consists of 3 groups of 2 digits from 00 to FF, representing the primary colors: red, green, blue.
The maximum number of colors in hexadecimal format is 256 x 256 x 256 = 16,777,216

What is a color RGB ?

RGB code consists of 3 groups ranging from 0 to 255 and representing the primary colors: red, green, blue.
The theoretical maximum number is also ~ 16M colors.


Hex color #666fa8 - greyish blue

What is a color HSL ?

HSL code consists of 3 groups: a first in degree determining the color hue (between 0° and 360°) followed by 2 digits ranging from 0 to 255 and expressed as a percentage, respectively, determine the saturation and brightness of color.

What is a color CMYK ?

The CMYK code consists of four groups of digits ranging from 0 to 100 and represents the percentage of cyan, magenta, yellow and black present in the main color.