Ultramarine blue : The hexadecimal color #1808cb

The hexadecimal color #1808cb is a color blue whose writing is rgb(24, 8, 203) either 9% of red, 3% of green, 80% of blue; the HSL value is hsl(88, 236%, 106%) either a shade of 88°, a saturation of 236% and a brightness of 106%; the CMYK value is cmyk(88, 96, 0, 20) either 88% of cyan, 96% of magenta, 0% of yellow and 20% of black.

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

The gradient colors and complementary colors below allow you to find colors near 1808cb for a good harmony of your web design and your artwork.

#1808cb : Using the html color in a CSS style

The CSS notation for use that color (1808cb) as text color is color:#1808cb;
This is an text example writing in hex color #1808cb.

The CSS notation for use that color (1808cb) as background color is background-color:#1808cb;
This is a box with a background color in hex #1808cb

The CSS notation for use that color (1808cb) as border color is border-color:#1808cb;
This is a box with a border color in hex #1808cb

The CSS notation for use that color (1808cb) as shadow color is box-shadow:0 0 20px #1808cb;
This is a box with a shadow color in hex #1808cb

Converting the hex color 1808cb in RGB, HSL and CMYK

  • Color code HEX : #1808cb
  • Color code RGB : rgb(24, 8, 203)
  • Color code HSL : hsl(88, 236%, 106%)
  • Color code CMYK : cmyk(88, 96, 0, 20)
  • Color code BIN : 11000 1000 11001011

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 #1808cb - ultramarine 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.