# New capabilities for attr()

DevFeed: [New capabilities for attr()](<https://devfeed.tech/articles/new-capabilities-for-attr-28770.md>)

Original publisher: [Read original article](<https://una.im/advanced-attr/>)

Published: 2025-01-21T00:00:00Z

Content type: tutorial

Language: en

Sources: [Una Kravets](<https://devfeed.tech/sources/una-kravets.md>)

Topics: [CSS](<https://devfeed.tech/topics/css.md>), [Chrome](<https://devfeed.tech/topics/chrome.md>), [Front end](<https://devfeed.tech/topics/frontend.md>)

Tags: [capabilities](<https://devfeed.tech/tags/capabilities.md>), [chrome](<https://devfeed.tech/tags/chrome.md>), [css](<https://devfeed.tech/tags/css.md>)

## AI overview

A tutorial on the expanded CSS attr() function arriving in Chrome 133. It explains typed attribute references, fallback values, and using attributes such as colors in front-end components.

## Source excerpt

Advanced attr() is landing in Chrome 133, and I'm really excited for this feature! Here's a bit about it and how you can use it.