Accessibility Checker Results Key & Limitations

After the check is complete, the Accessibility Checker results are displayed:

Limitations

Although the Accessibility Checker provides a thorough overview of document accessibility, there are still some elements that require human eyes to verify if:

• heading levels are in a logical order.
• document has a logical reading order. 
• there is enough color contrast of text color and background color. 
• the intended table rows or columns are designated headers .
• alternative text is described in a meaningful way.
• links are descriptive. 

The Accessibility Checker is intended to provide a basic assessment of the PDF document, and is not reflective of a full and complete accessibility analysis. It is an automated tool and, as such, can only test a handful of the accessibility standards that can be automated