SEO glossary
Largest Contentful Paint (LCP)
Largest Contentful Paint measures how long it takes for the largest visible element to render, marking when the page feels loaded.
In plain English
It's one of the three Core Web Vitals. A good LCP is under 2.5 seconds. The usual culprits for a slow LCP are large unoptimized images, render-blocking resources, and slow server response.
Why it matters for SEO
LCP is the vital users feel most — a slow one reads as a slow site and raises bounce rate.
Check this on your own site with the free Page Speed Checker.
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Frequently asked questions
- What is Largest Contentful Paint (LCP)?
- Largest Contentful Paint measures how long it takes for the largest visible element to render, marking when the page feels loaded.
- Why does Largest Contentful Paint (LCP) matter for SEO?
- LCP is the vital users feel most — a slow one reads as a slow site and raises bounce rate.
- How does Largest Contentful Paint (LCP) work?
- It's one of the three Core Web Vitals. A good LCP is under 2.5 seconds. The usual culprits for a slow LCP are large unoptimized images, render-blocking resources, and slow server response.
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