# [postcss][postcss]-colormin > Minify colors in your CSS files with PostCSS. ## Install With [npm](https://npmjs.org/package/postcss-colormin) do: ``` npm install postcss-colormin --save ``` ## Example ```js var postcss = require('postcss') var colormin = require('postcss-colormin'); var css = 'h1 {color: rgba(255, 0, 0, 1)}'; console.log(postcss(colormin()).process(css).css); // => 'h1 {color:red}' ``` For more examples see the [tests](src/__tests__/index.js). ## Usage See the [PostCSS documentation](https://github.com/postcss/postcss#usage) for examples for your environment. ## Contributors See [CONTRIBUTORS.md](https://github.com/cssnano/cssnano/blob/master/CONTRIBUTORS.md). ## License MIT © [Ben Briggs](http://beneb.info) [postcss]: https://github.com/postcss/postcss