Product → Web Applications
FCP
The time until the browser renders the first DOM-derived text, image, canvas, or SVG content.
FCP
First Contentful Paint (FCP) measures when the browser first renders meaningful DOM-derived content. It helps separate a blank screen from the beginning of visible progress.
FCP is a diagnostic loading metric rather than a Core Web Vital. Use it with LCP, server timing, resource waterfalls, and field data.