Seafoam blue : The hexadecimal color #66bcd4

The hexadecimal color #66bcd4 is a color blue whose writing is rgb(102, 188, 212) either 40% of red, 74% of green, 83% of blue; the HSL value is hsl(137, 143%, 157%) either a shade of 137°, a saturation of 143% and a brightness of 157%; the CMYK value is cmyk(52, 11, 0, 17) either 52% of cyan, 11% of magenta, 0% of yellow and 17% of black.

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

The gradient colors and complementary colors below allow you to find colors near 66bcd4 for a good harmony of your web design and your artwork.

#66bcd4 : Using the html color in a CSS style

The CSS notation for use that color (66bcd4) as text color is color:#66bcd4;
This is an text example writing in hex color #66bcd4.

The CSS notation for use that color (66bcd4) as background color is background-color:#66bcd4;
This is a box with a background color in hex #66bcd4

The CSS notation for use that color (66bcd4) as border color is border-color:#66bcd4;
This is a box with a border color in hex #66bcd4

The CSS notation for use that color (66bcd4) as shadow color is box-shadow:0 0 20px #66bcd4;
This is a box with a shadow color in hex #66bcd4

Converting the hex color 66bcd4 in RGB, HSL and CMYK

  • Color code HEX : #66bcd4
  • Color code RGB : rgb(102, 188, 212)
  • Color code HSL : hsl(137, 143%, 157%)
  • Color code CMYK : cmyk(52, 11, 0, 17)
  • Color code BIN : 1100110 10111100 11010100

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 #66bcd4 - seafoam 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.