Dark blue grey : The hexadecimal color #21453f

The hexadecimal color #21453f is a color green whose writing is rgb(33, 69, 63) either 13% of red, 27% of green, 25% of blue; the HSL value is hsl(120, 90%, 51%) either a shade of 120°, a saturation of 90% and a brightness of 51%; the CMYK value is cmyk(52, 0, 9, 73) either 52% of cyan, 0% of magenta, 9% of yellow and 73% of black.

The color combinaison (or color scheme) of the color dark blue grey

The gradient colors and complementary colors below allow you to find colors near 21453f for a good harmony of your web design and your artwork.

#21453f : Using the html color in a CSS style

The CSS notation for use that color (21453f) as text color is color:#21453f;
This is an text example writing in hex color #21453f.

The CSS notation for use that color (21453f) as background color is background-color:#21453f;
This is a box with a background color in hex #21453f

The CSS notation for use that color (21453f) as border color is border-color:#21453f;
This is a box with a border color in hex #21453f

The CSS notation for use that color (21453f) as shadow color is box-shadow:0 0 20px #21453f;
This is a box with a shadow color in hex #21453f

Converting the hex color 21453f in RGB, HSL and CMYK

  • Color code HEX : #21453f
  • Color code RGB : rgb(33, 69, 63)
  • Color code HSL : hsl(120, 90%, 51%)
  • Color code CMYK : cmyk(52, 0, 9, 73)
  • Color code BIN : 100001 1000101 111111

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 #21453f - dark blue grey

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.