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Significance of Accessibility
Quick reference: Web Content Accessibility Guidelines (WCAG) 2.0
Success criterion 3.3.6 - Error Prevention (All)
For Web pages that require the user to submit information, at least one of the following is true: (Level AAA)
- Reversible: Submissions are reversible.
- Checked: Data entered by the user is checked for input errors and the user is provided an opportunity to correct them.
- Confirmed: A mechanism is available for reviewing, confirming, and correcting information before finalizing the submission.
Display success criteria:
Currently 61 of 61 Success Criteria are being displayed.
Principles, guidelines and success criteria
Principle 1 - Perceivable - Information and user interface components must be presentable to users in ways they can perceive.
Principle 2 - Operable - User interface components and navigation must be operable.
Principle 3 - Understandable - Information and the operation of user interface must be understandable.
Principle 4 - Robust - Content must be robust enough that it can be interpreted reliably by a wide variety of user agents, including assistive technologies.
In order for a Web page to conform to WCAG 2.0, all of the following conformance requirements must be satisfied: