Largest contentful paint (LCP)
Newly Available (since 2025-12-12)
Expected to be Widely Available on 2028-06-12
The largest-contentful-paint performance entry and the LargestContentfulPaint API measures the time it takes for the largest image or text to appear. Largest contentful paint (LCP) is a common metric for perceived loading times.
Browser support
- Chrome 77 Released on 2019-09-10
- Chrome Android 77 Released on 2019-09-10
- Edge 79 Released on 2020-01-15
- Firefox 122 Released on 2024-01-23
- Firefox for Android 122 Released on 2024-01-23
- Safari 26.2 Released on 2025-12-12
- Safari on iOS 26.2 Released on 2025-12-12
MDN documentation
Specifications
- Largest Contentful Paint, from Web Performance Working Group (W3C).
Web Platform Tests (WPT)
View the latest WPT test results for this featureInterop
- Included in Interop 2025
View as JSON | Edit this feature | Report an issue | Web-features entry: source, dist