2. WCAG Essentials
WCAG
The WCAG is a topic that extends beyond the scope of this tutorial. We will only cover have time for a general overview and a few criteria directly relevant to keyboard accessibility.
POUR – The Essential Principles of WCAG
POUR is a powerful acronym and convenient way to summarize the scope and intent of the WCAG. POUR stands for:
Perceivable
Operable
Understandable
Robust
Together these four elements of digital content reference the essential aspects of making digital content accessible, and more importantly, usable.