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Update color-definition.md #551

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30 changes: 29 additions & 1 deletion content/functions/color-definition.md
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Expand Up @@ -18,7 +18,9 @@ Output: `#5a8120`

### rgba

> Creates a transparent color object from decimal red, green, blue and alpha (RGBA) values.
#### Color Channels as Arguments

> Creates a transparent color object from red, green, blue and alpha (RGBA) values.

Parameters:

Expand All @@ -33,6 +35,32 @@ Example: `rgba(90, 129, 32, 0.5)`

Output: `rgba(90, 129, 32, 0.5)`

#### Transparent Color as Argument

> Converts a transparent color object in RGBA hexadecimal notation (`#RRGGBBAA`) to RGBA notation (`rgba()`).

This is useful for older browsers that [cannot understand RGBA hexadecimal notation](https://caniuse.com/mdn-css_types_color_alpha_hexadecimal_notation), such as Internet Explorer.

Parameters: `color`: color object

Example: `rgba(#00000029)`

Output: `rgba(0, 0, 0, 0.16078431)`

#### Opaque Color as Argument

> Converts an opaque color object in other notations (e.g. `hsl()`, `green`) to RGB hexadecimal notation (`#RRGGBB`).

Parameters: `color`: color object

Example: `rgba(hsl(90, 100%, 50%))`

Output: `#80ff00`

Example: `rgba(red)`

Output: `#ff0000`


### argb

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