In order to be WCAG AA compliant, all images must have accompanying text that conveys the same information. Images that add no meaningful information should be marked as decorative. Doing so ...
Bookmarks help users of assistive technology navigate to sections of long documents. Bookmarks should follow the existing structure including the table of contents and headers....
WCAG AA Contrast Ratios
In order to make PDFs accessible for low vision readers, a certain amount of contrast is required.
For normal text WCAG requires contrast ratios...
The order in which content is presented or accessed needs to be defined for screen readers, keyboard navigation and small or zoomed in screens.
Tag order defines how screen readers will read...
To ensure that a PDF is sufficiently accessible, use tools to simulate the experience using a screen reader or low vision reader.
Keyboard Simulation
Simulating the experience of a...