Unlock Hidden Power: 6 Little-Known Ways to Master Custom Block Styles in WordPress
In this guide, you’ll learn several ways to add custom block styles in WordPress, whether you’re working with a theme or a plugin. We’ll cover options using JSON (theme.json), PHP (register_block_style()), and JavaScript, with clear guidance on which method suits which situation.
You will also learn how to remove core block styles from the editor and curate the experience for your content creators.
The theme.json code refers to block styles as “variations” (short for “block style variations”), which is sometimes confused with block variations or Global Styles variations. This post refers to these as “block styles” to avoid confusion.
This post starts with simple examples and gradually introduces more advanced methods for adding block styles, from quick theme tweaks to plugin-based approaches.
