Straits Research projects the accessibility testing market size worldwide was valued at $ 564.73 million in 2023. It is forecasted to hit $ 825.43 million by the year 2032, increasing at a CAGR of 4.32 percent during the estimated period (2024–2032). It highlights the rising significance of generating accessible online environments based on ethical concerns and devotion to regulations like the ADA, WCAG, & the European Accessibility Act of 2025. 

Web accessibility guarantees that persons with disabilities can also perceive, comprehend, navigate, and communicate with the web efficiently. To run accessibility testing effectively, QA testers use a series of accessibility testing browser extensions and tools to cover multiple components and functionalities. Accessibility extensions applied to multiple browsers are all very easy to use. In fact, using extensions is an effectual and fastest method for QA Engineers to track accessibility issues and for software developers to guarantee the accuracy of their work. Chrome, being the popular web browser, offers robust tools and extensions for testing and improving accessibility.

Understanding accessibility testing in Chrome

Accessibility testing Chrome refers to the procedure of assessing the accessibility of website content and apps precisely within the Chrome browser environ. It encompasses assessing how well websites and web apps can be understood, accessed, and used by persons with impairments, including those with cognitive impairments, visual, motor, and auditory disorders.

Major facets of accessibility testing in Chrome comprise:

  1. Keyboard Navigation: Guaranteeing that all interactive components like buttons, links, and form fields, can be operated and accessed through keyboard navigation, without requiring a mouse.
  2. Screen Reader Compatibility: Compatibility testing with screen readers such as ChromeVox, which alters text into synthesized speech or Braille outcome for users with visual disabilities.
  3. Visual Design and Color Contrast: Checking color contrast ratios to confirm readability for visitors with color blindness or lower vision, and evaluating the visual design for usability and clarity.
  4. Semantic Accessible Rich Internet Applications (ARIA) and HTML: Verifying correct use of semantic HTML components and ARIA attributes to give context & structure to assistive technologies. 
  5. Focus Management: Testing the sequence in which elements get focus when navigating with the keyboard, and confirming that focus indicators are unique and visible.
  6. Form Accessibility: Checking form fields for appropriate instructions, labels, and bug handling to facilitate completion by users with motor or cognitive impairments.

Why is Accessibility Testing significant in Chrome?

Accessibility testing in Chrome is significant for multiple reasons:

  1. Legal Compliance: Various nations have laws and regulations mandating web accessibility. Confirming that your website or web app is accessible in Chrome assists you comply with these legal needs, reducing the threat of litigation and legal problems.
  2. User Base: Chrome is the most popular web browser worldwide, with an important user base. Ensuring accessibility in Chrome means reaching a wider audience, counting people with impairments who depend on assistive technologies to access the web.
  3. User Experience: Accessible sites offer a good experience, not simply those with impairments but for every visitor. By testing for accessibility, you can determine and fix all sorts of usability issues, resulting in a user-friendly and perfect web experience for everyone.
  4. Inclusivity: Accessibility tests in Chrome also promote inclusivity by confirming that everyone, irrespective of their abilities, can interact and access your web content. It validates a commitment to presence and uniformity in the online space.
  5. SEO Advantages: Google Search engine mainly considers accessibility as a main ranking factor. Sites that are properly accessible will perform better in search engine results, resulting in higher traffic & visibility. By performing accessibility testing in Chrome, you can enhance your site’s SEO (search engine optimization) and appeal to more visitors.
  6. Business Brand Image: Authenticating a dedication to accessibility reflects a better brand image. Audiences will appreciate enterprises that prioritize accessibility as a main concern, which can result in enhanced user trust.

What are the advantages of using Chrome DevTools for accessibility testing?

Using Chrome DevTools for accessibility tests provides multiple benefits:

  1. Built-in Accessibility Panel: Chrome DevTools offers a reliable Accessibility panel, allowing software developers to inspect the accessibility properties of DOM components straight within the browser. This makes it easy to detect accessibility problems and debug them in real time.
  2. Incorporation with Other DevTools Traits: Accessibility testing in Chrome DevTools smoothly incorporates other traits of DevTools, such as the Console and Elements panel. This incorporation allows software developers to correlate accessibility problems with particular elements in the DOM and debug JS (JavaScript) console errors linked to accessibility.
  3. Accessibility Audits: Chrome DevTools encompasses built-in accessibility audits powered by an automated tool like Lighthouse for enhancing web page quality. These audits assess web pages against a series of best practices and offer actionable recommendations for enhancing accessibility. Software developers can run these audits straight within DevTools and rapidly detect accessibility issues.
  4. Live Editing & Testing: With Chrome DevTools, developers can make live edits to CSS, HTML, & JavaScript code and instantly see how these modifications affect accessibility. This allows iterative testing and refinement of accessibility traits without the requirement to reload the complete web page.
  5. Cross-platform Compatibility: Chrome DevTools is accessible on various platforms, including macOS, Windows, and Linux, making it accessible to software developers despite of their OS (operating system). This ensures smooth accessibility testing experiences across diverse environs.

For a comprehensive accessibility test solution that incorporates flawlessly Chrome DevTools and offers extra traits like visual User Interface testing, cross-browser testing, and automated testing, consider using LambdaTest. Using this cloud-based tool, you can ensure your web apps are accessible across diverse devices and browsers, ultimately improving the user experience for every user. LambdaTest’s Accessibility DevTools is a sophisticated and specialized Chrome extension that allows testers, developers, and designers to evaluate and enhance the accessibility of their sites easily. This tool is perfectly designed to facilitate a smooth integration of accessibility tests into the web development procedure, confirming that websites are navigable by an extensive range of users.

development procedure

With this modern and advanced DevTool, managing web accessibility becomes easy. This free-to-use extension doesn’t just detect issues, but also aids you in understanding and fixing them. To employ this advanced Accessibility DevTools Extension, click here. Install Accessibility DevTools

What are the Effective Techniques for Chrome Accessibility Tests?

Let’s take a glance at some of the effective techniques for Chrome Accessibility testing:

  1. Chrome DevTools Accessibility Scrutiny: Use the Accessibility panel in Chrome DevTools to scrutinize the accessibility properties of DOM components. This lets you detect problems like improperly labeled form fields, missing alt text for images, and inaccessible interactive components.
  2. ChromeVox Screen Reader Tests: Allow ChromeVox, the built-in screen reader extension for Chrome, to test how users with visual disabilities navigate and interact with your website content. Use ChromeVox to validate the accessibility of interactive elements, focus management, and navigation landmarks.
  3. Lighthouse Accessibility Audits: Perform Lighthouse audits in Chrome DevTools to assess your web page against accessibility best practices. It proffers an all-inclusive report highlighting accessibility concerns and advice for enhancement, such as contrast ratios, and ARIA attributes.
  4. Color Contrast Tests: Utilize extensions like “Color Contrast Analyzer” for evaluating the color contrast proportions of text and background traits. You can ensure that text meets accessibility standards and compliance like WCAG for readability, mainly for audiences with color blindness or blurred vision.
  5. Keyboard Navigation Testing: Evaluate and test the website page’s keyboard to confirm the webpage by navigating through the website through the keyboard. Confirm that all interactive components like buttons, links, and form controls, are accessible via keyboard shortcuts. Utilize the Chrome DevTools Accessibility Tree to visualize the keyboard navigation flow and detect any focus management concerns.
  6. Axe DevTools Extension: In Google Chrome, install the Axe DevTools extension to run automated accessibility testing straight within DevTools. Axe determines accessibility issues and gives actionable recommendations for addressing them, helping you guarantee WCAG compliance and enhance overall accessibility.
  7. Semantic HTML Markup: Scrutinize your website page’s HTML markup in DevTools to confirm the appropriate use of semantic components like lists, headings, and landmarks. Semantic HTML improves accessibility by offering structure and context to assistive technologies like screen readers.
  8. Manual Testing with Real Users: Perform usability testing with real-world users, counting those with impairments, to collect feedback on your web page’s accessibility. Make sure of Chrome’s built-in traits like remote debugging and screen sharing, to facilitate remote user testing sessions & collect valuable insights for accessibility enhancements.


Certifying web accessibility is not merely a legal necessity but also a moral obligation to make the website accessible to every person. Chrome proffers a series of extensions as well as tools to help testers and developers enhance the accessibility of their web apps. By incorporating these techniques into your web development workflow, you can generate more accessible website experiences for visitors with impairments. Remember, accessibility is not a one-time job yet an ongoing commitment to making the website a highly inclusive place for all. With the introduction of the LambdaTest Accessibility DevTools, we are taking a vital step toward making the website highly accessible for every person. Installing such an extension boosts audience reach, lessens compliance risks, enhances brand commitment to inclusivity, and improves business ROI and conversion rates.

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