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Accessibility Testing Tools

Colour Contrast Analyser (CCA)

The Colour Contrast Analyser helps you determine the legibility of text and the contrast of visual elements, such as graphical controls and visual indicators.

Window users download and install either

  1. CCA-Portable-1.1.2.exe (33.1 MB) or
  2. CCA-Setup-1.1.2.exe (33.3 MB)

Mac users download and install

  1. CCA-1.1.2.dmg (44.6 MB)

Colour Contrast Analyser (external link - opens new window)

Headings Map (chrome plug)

An easy to use plugin that helps show (and audit) the title and headings structure of a web page

Chrome Web Store - Headings Map plugin (external link - opens new window)

Landmarks plugin

The landmarks plugin allows you to navigate a web page via WAI-ARIA landmarks, using the keyboard or a pop-up menu. The plugin is available for Chrome, Firefox and Opera browsers

Landmarks plugin (external link - opens new window)

PDF Accessibility Checker v3 (PAC3)

In December 2017, Access for All released PAC 3, the latest version of the free PDF Accessibility

Download PAC3 (external link - opens new window)

NonVisual Desktop Access (NVDA) - Screen Reader for Windows

The NVDA screen reader can be downloaded free of charge by anyone.

Download NVDA (external link - opens new window)

Orca - Screen Reader for Linux

Orca Screen Reader (Orca) is a free, open-source scriptable screen reader which provides access to applications and toolkits. It provides alternative access to the desktop by using speech synthesis, braille, and magnification.

Find out more about Orca (external link - opens new window)