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problem

Slow Largest Contentful Paint (LCP)

Pages that load slowly harm user experience, SEO rankings, and conversion rates. An LCP over 2.5 seconds fails Core Web Vitals assessment.

Päivitetty viimeksi: 16. joulukuuta 2025

Who This Affects

This problem commonly impacts frontend_dev, pm across ecommerce, saas.

Business Impact

  • Conversion loss: Users unable to complete critical tasks
  • Legal risk: Potential WCAG/ADA compliance violations
  • Support burden: Increased tickets and user frustration

How to Detect

This issue can be identified through automated accessibility audits, manual keyboard testing, and screen reader evaluation.

Quick check: Run a VertaaUX audit to automatically detect this and related issues.

How to Fix

The solution typically involves reviewing your HTML structure, adding proper ARIA attributes, and ensuring keyboard navigation works correctly.

Prevention

Prevent this issue by incorporating accessibility testing into your CI/CD pipeline and following WCAG guidelines during development.

Aiheeseen liittyvää

Valmis parantamaan UX:ää?

Aja ilmainen auditointi: löydä ongelmat, jotka liittyvät aiheeseen slow largest contentful paint (lcp).

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