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SEO 7 min read

Understanding Google Core Web Vitals

Clarity Web Team
Updated May 6, 2026
Featured image for article: Understanding Google Core Web Vitals

Table of contents

Largest Contentful Paint (LCP)Interaction to Next Paint (INP)Cumulative Layout Shift (CLS)

Core Web Vitals are a very specific set of performance factors that Google considers critical for UX. If you fail these metrics, your organic traffic will suffer. Here is exactly what they mean.

Largest Contentful Paint (LCP)

LCP measures raw loading performance. It marks the point when the page's main content has likely loaded. To provide a good user experience, LCP should occur within 2.5 seconds of when the page first starts loading.

Interaction to Next Paint (INP)

Replacing the old FID metric, INP measures interactivity and responsiveness. It tracks the latency of all interactions a user has with the page. A good INP is under 200 milliseconds.

Cumulative Layout Shift (CLS)

CLS measures visual stability. Have you ever tried to click a button, but the page suddenly jumps down, and you click an ad instead? That's bad CLS. You want a CLS score of 0.1 or less.

Why ClarityWeb Focuses on Vitals

We engineer every site to pass Core Web Vitals with flying colors. By optimizing fonts, instantly serving images from servers close to your visitors, and eliminating layout jumps, we guarantee that Google sees your site as a premium, high-quality destination.

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Table of contents

Largest Contentful Paint (LCP)Interaction to Next Paint (INP)Cumulative Layout Shift (CLS)

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