Variables When using Sass, you can change the color scheme of your site extremely quickly. Below is a very small sample of what you can change through sass in _variables.scss. $primary-color: color("materialize-red", "lighten-2") !default; $primary-color-light: false !default; $primary-color-dark: false !default; @if not $primary-color-light { $primary-color-light: lighten($primary-color, 15%); }