Styling hooks went GA with the Spring ’22 release. This feature opens the door to the customization of Lightning base components and much more. With styling hooks, you can easily change the appearance of a standard user interface by modifying a few lines of CSS:
We won’t debate tastes and colors in this post, but we’ll cover what CSS custom properties and styling hooks are and how you can leverage them to style Lightning base components and build themeable and reusable components. We’ll use a styling hook recipe from the LWC Recipes sample application as an example. Last, but not least, you’ll get the chance to participate in our LWC Style Challenge!
About CSS custom properties and styling hooks
Before we dive into Salesforce-specific concepts, we need to step back and talk about web standards.
When building an app with web components, we benefit from
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