HTML colors are specified using predefined color names, or RGB, HEX, HSL, RGBA, HSLA values.
The lightness of a color can be described as how much light you want to give the color, where 0% means no light (black), 50% means 50% light (neither dark nor light) 100% means full lightness (white).
PHP (recursive acronym for PHP: Hypertext Preprocessor) is a widely-used open source general-purpose scripting language that is especially suited for web development and can be embedded into HTML.
In HTML, a color can be specified as an RGB value, using this formula: rgb (red, green, blue) Each parameter (red, green, and blue) defines the intensity of the color between 0 and 255. For example, rgb(255, 0, 0) is displayed as red, because red is set to its highest value (255) and the others […]
RGBA color values are an extension of RGB color values with an alpha channel – which specifies the opacity for a color. An RGBA color value is specified with: rgba (red, green, blue, alpha) The alpha parameter is a number between 0.0 (fully transparent) and 1.0 (not transparent at all).
Saturation can be described as the intensity of a color. 100% is pure color, no shades of gray 50% is 50% gray, but you can still see the color. 0% is completely gray, you can no longer see the color.