postcss-color-hex-alpha

Use 4 & 8 character hex color notation in CSS

Usage no npm install needed!

<script type="module">
  import postcssColorHexAlpha from 'https://cdn.skypack.dev/postcss-color-hex-alpha';
</script>

README

PostCSS Color Hex Alpha PostCSS

NPM Version CSS Standard Status Build Status Discord

PostCSS Color Hex Alpha lets you use 4 & 8 character hex color notation in CSS, following the CSS Color Module specification.

'Can I use' table

body {
  background: #9d9c;
}

/* becomes */

body {
  background: rgba(153, 221, 153, 0.8);
}

Usage

Add PostCSS Color Hex Alpha to your project:

npm install postcss-color-hex-alpha --save-dev

Use PostCSS Color Hex Alpha as a PostCSS plugin:

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 PostCSS CLI Webpack Create React App Gulp 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.

postcssColorHexAlpha({
  preserve: true
});

body {
  background: #9d9c;
}

/* becomes */

body {
  background: rgba(153, 221, 153, 0.8);
  background: #9d9c;
}