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Matthew Bishop
Founder | Superbrick
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Optimizing Your Webflow Website Performance Using Google Lighthouse

Website performance is given the topmost priority in this digital era. A fast and efficient website provides a better user experience and ensures a better rank on search engines. Google Lighthouse is among the best tools to analyze and optimize your website. This tutorial will detail how to improve your pages, put the best possible accessibility practices in place, and optimize a web page for search engines.

What is Google Lighthouse?

Google Lighthouse is a free, open-source automated tool that checks the quality of web pages, auditing performance, accessibility, progressive web apps, and SEO, among other things. Lighthouse is one of those must-have tools that developers and webmasters on all levels use to catch and fix common web performance problems. Lighthouse executes automated checks for your website to provide scores and recommendations within a report so that you can evaluate potential improvements necessary for your site—changes in time, standards, or users' expectations.

Using Google Lighthouse

Learn to use Google Lighthouse:

  1. Open Your Website: Open your website in Google Chrome.
  2. Inspect the Page: Right-click on the page and select "Inspect" from the menu.
  3. Access Lighthouse: In the DevTools panel, click on the two gray arrows in the upper toolbar to bring out the extra tools, then click on "Lighthouse".
  4. Generate report: Select the categories you want (Performance, Accessibility, Best Practices, SEO) and click "Generate Report".

Using Lighthouse is easy, but knowing what its results mean can be more involved. Each section of the report provides specific details for potential improvements so that you're able to focus on what's going to make the most meaningful difference to your site's performance.

Review the Lighthouse Report

Lighthouse has completed an audit of your website. The resulting report is divided into sections, each with a score presented as a percentage out of 100:

  • Performance: How fast and usable is the site? This looks at load time, interactivity, and visual stability.
  • Accessibility: How easy it is to use the website for users with disabilities. Verification testing should include the correctness of HTML tags, color contrast, and screen reader support.
  • Best practices: Make sure the website is following best practices for modern web development: making use of HTTPS, security features, and the correct use of web technologies.
  • SEO: This will look at meta tags, structured data, and mobile-friendliness to see how a site performs with search optimization.

Core Areas to Optimize


Website performance strongly impacts both user experience and search engine ranking. There is a Google Lighthouse guide on concrete suggestions to deliver, for example:

  • Page Speed: Aim for a 90-100 score by optimizing server response times, resource loading, and render-blocking scripts.
  • Image Optimization: Compress images in WebP format to keep them as small as possible while maintaining quality. Optimizing your pictures will cause them to load much faster and consume much less bandwidth.
  • Lazy Loading: Implement lazy loading for images and other page elements to improve performance. This feature assures that the web page will load only the content in the viewport first, preventing off-screen content from slowing down the page.

Ensuring your website is accessible means every person can use it equally effectively, including those with disabilities. The following are vital enhancements for accessibility:

  • Keyboard Navigation: All interactive controls should have keyboard interaction, meaning buttons, form controls, and navigation links should be accessible via the keyboard.
  • Text Equivalents: Non-text content such as images, video, and audio should have alternatives that help a user agent render the content to the user.
Best Practices

Adhering to best practices ensures your website is safe and secure, using modern web technologies. Key recommendations include:

  • Use HTTPS: Make sure your website uses HTTPS to secure data integrity and privacy. This also builds trust and improves search engine ranking.
  • Mobile-Friendly: Ensure your site design is easy to navigate and mobile-friendly. This includes responsiveness, touch-friendly navigation, and optimized media.
SEO Optimization

SEO optimization will lift your web pages on search engines and increase organic visits to your website. Necessary SEO enhancements include:

  • Meta Tags: Create descriptive Titles and Meta Descriptions for each page. This makes your content more intelligible to search engines and enhances click-through rates.
  • Structured Data: Implement schema.org markup for better search engine understanding and to strengthen rich snippets shown with your listing.

Practical Tips for Improvement

  • Use Incognito Mode: Run Lighthouse in incognito mode to avoid interference from extensions and cached data, giving an accurate assessment of your site performance.
  • Regular Audits: Get regular audits of your website to maintain best practices; as site technologies and standards continually update, monitoring helps ensure your site is optimized.
  • Export Reports: Export Lighthouse reports for progress tracking and share them with your team. Use this report to plot a roadmap of continuous improvements and measure the impact of changes.

Leveraging Lighthouse to Drive Business Success

Use Lighthouse to make your website fast, usable, and search engine-friendly to attract and retain more customers. A win-win situation. Invest in ongoing Lighthouse audits and act on the recommendations to get higher conversion rates: Your customers will stick around longer if your site is faster and more user-friendly. More organic traffic will come to your site due to high performance and accessibility, directly resulting in a higher rank for search engine optimization. Better access while surfing the web will increase customer satisfaction and loyalty, distinguishing you from competitors.


Google Lighthouse is a valuable tool for every web developer and site owner. Run Lighthouse regularly to test your client's site performance, adherence to best practices, and SEO. Get started with Lighthouse to supercharge your website's performance and deliver the best user experience. Whether you're on a web team in Brisbane or an agency using Webflow in Australia, apply these strategies to help build faster, more reliable websites that delight users and achieve your business goals.

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