https://github.com/postcss/postcss-color-hex-alpha
Use 4 & 8 character hex color notation in CSS
https://github.com/postcss/postcss-color-hex-alpha
Last synced: 3 months ago
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Use 4 & 8 character hex color notation in CSS
- Host: GitHub
- URL: https://github.com/postcss/postcss-color-hex-alpha
- Owner: postcss
- License: mit
- Archived: true
- Created: 2014-09-28T06:44:18.000Z (over 11 years ago)
- Default Branch: master
- Last Pushed: 2022-02-18T13:01:28.000Z (almost 4 years ago)
- Last Synced: 2024-10-29T14:38:17.202Z (about 1 year ago)
- Language: JavaScript
- Homepage:
- Size: 88.9 KB
- Stars: 28
- Watchers: 7
- Forks: 10
- Open Issues: 4
-
Metadata Files:
- Readme: README.md
- Changelog: CHANGELOG.md
- Contributing: CONTRIBUTING.md
- License: LICENSE.md
Awesome Lists containing this project
README
# PostCSS Color Hex Alpha [
][postcss]
[![NPM Version][npm-img]][npm-url]
[![CSS Standard Status][css-img]][css-url]
[![Build Status][cli-img]][cli-url]
[![Support Chat][git-img]][git-url]
[PostCSS Color Hex Alpha] lets you use 4 & 8 character hex color notation in
CSS, following the [CSS Color Module] specification.
[](https://caniuse.com/#feat=css-rrggbbaa)
```pcss
body {
background: #9d9c;
}
/* becomes */
body {
background: rgba(153, 221, 153, 0.8);
}
```
## Usage
Add [PostCSS Color Hex Alpha] to your project:
```bash
npm install postcss-color-hex-alpha --save-dev
```
Use [PostCSS Color Hex Alpha] to process your CSS:
```js
const postcss = require('postcss');
const postcssColorHexAlpha = require('postcss-color-hex-alpha');
postcss([
postcssColorHexAlpha(/* pluginOptions */)
]).process(YOUR_CSS /*, processOptions */);
```
[PostCSS Color Hex Alpha] runs in all Node environments, with special instructions for:
| [Node](INSTALL.md#node) | [PostCSS CLI](INSTALL.md#postcss-cli) | [Webpack](INSTALL.md#webpack) | [Create React App](INSTALL.md#create-react-app) | [Gulp](INSTALL.md#gulp) | [Grunt](INSTALL.md#grunt) |
| --- | --- | --- | --- | --- | --- |
## Options
### preserve
The `preserve` option determines whether 4 & 8 character hex color notation
should be preserved in their original form. By default, these are not preserved.
```js
postcssColorHexAlpha({
preserve: true
});
```
```pcss
body {
background: #9d9c;
}
/* becomes */
body {
background: rgba(153, 221, 153, 0.8);
background: #9d9c;
}
```
[cli-img]: https://github.com/postcss/postcss-color-hex-alpha/workflows/test/badge.svg
[cli-url]: https://github.com/postcss/postcss-color-hex-alpha/actions/workflows/test.yml?query=workflow/test
[css-img]: https://cssdb.org/images/badges/hexadecimal-alpha-notation.svg
[css-url]: https://cssdb.org/#hexadecimal-alpha-notation
[git-img]: https://img.shields.io/badge/support-chat-blue.svg
[git-url]: https://gitter.im/postcss/postcss
[npm-img]: https://img.shields.io/npm/v/postcss-color-hex-alpha.svg
[npm-url]: https://www.npmjs.com/package/postcss-color-hex-alpha
[PostCSS]: https://github.com/postcss/postcss
[PostCSS Color Hex Alpha]: https://github.com/postcss/postcss-color-hex-alpha
[CSS Color Module]: https://www.w3.org/TR/css-color-4/#hex-notation