Principles: Supported WCAG Success Criteria

Guaranteeing best practices in web development, design and content, the Web Content Accessibility Guidelines (WCAG) form the backbone of the City’s Digital Accessibility Principles & Knowledge Base.

The following WCAG success criteria make up the City's Digital Accessibility Principles:

• 1.1.1 – Non-text Content [A]
• 1.2.1 – Audio-only and Video-only (Pre-recorded) [A]
• 1.2.2 – Captions (Pre-recorded) [A]
• 1.2.3 – Audio Description or Media Alternative (Pre-recorded) [A]
• 1.2.4 – Captions (Live) [AA]
• 1.2.5 – Audio Description (Pre-recorded) [AA]
• 1.3.1 – Info and Relationships [A]
• 1.3.2 – Meaningful Sequence [A]
• 1.3.3 – Sensory Characteristics [A]
• 1.3.4 – Orientation [2.1 AA]
• 1.3.5 – Identify Input Purpose [2.1 AA] 
• 1.4.1 – Use of Colour [A]
• 1.4.2 – Audio Control [A]
• 1.4.3 – Contrast (Minimum) [A]
• 1.4.4 – Resize Text [AA]
• 1.4.5 – Images of Text [AA]
• 1.4.10 – Reflow [2.1 AA]
• 1.4.11 – Non-Text Contrast [2.1 AA]
• 1.4.12 – Text Spacing [2.1 AA]
• 1.4.13 – Content on Hover or Focus [2.1 A]
• 2.1.1 – Keyboard [A]
• 2.1.2 – No Keyboard Trap [A]
• 2.1.4 – Character Key Shortcuts [2.1 A]
• 2.2.1 – Timing Adjustable [A]
• 2.2.2 – Pause, Stop, Hide [A]
• 2.3.1 – Three Flashes or Below [A]
• 2.4.1 – Bypass Blocks [A]
• 2.4.2 – Page Titled [A]
• 2.4.3 – Focus Order [A]
• 2.4.4 – Link Purpose (In Context) [A]
• 2.4.5 – Multiple Ways [AA]
• 2.4.6 – Headings and Labels [AA]
• 2.4.7 – Focus Visible [AA]
• 2.5.1 – Pointer Gestures [2.1 A]
• 2.5.2 – Pointer Cancellation [2.1 A]
• 2.5.3 – Label in Name [2.1 A]
• 2.5.4 – Motion Actuation [2.1 A]
• 3.1.1 – Language of Page [A]
• 3.1.2 – Language of Parts [AA]
• 3.2.1 – On Focus [A]
• 3.2.2 – On Input [A]
• 3.2.3 – Consistent Navigation [A]
• 3.2.4 – Consistent Identification [A]
• 3.3.1 – Error Identification [A]
• 3.3.2 – Labels or Instructions [A]
• 3.3.3 – Error Suggestion [AA]
• 3.3.4 – Error Prevention (Legal, Financial, Data) [AA]
• 4.1.1 – Parsing [A]
• 4.1.2 – Name, Role, Value [A]
• 4.1.3 – Status Messages [2.1 AA]

Note that this list includes success criteria from WCAG 2.1. These Guidelines encompass all of WCAG 2.0 and extend it to support:

• modern, responsive development suitable for all devices (including mobile/touch)
• clear, consumable content across platforms

In places where there is debate over the correct interpretation of the WCAG success criteria, the Knowledge Base clarifies the preferred City of Toronto approach.