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@yatil yatil/wcag-ids.md
Created Jan 10, 2019

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ID changes from WCAG 2.0 to 2.1
  • Perceivable

    • Text Alternatives

      • Non-text Content
        • WCAG 2.0 ID: text-equiv-all
        • WCAG 2.1 ID: non-text-content
    • Time-based Media

      • Audio-only and Video-only (Prerecorded)

        • WCAG 2.0 ID: media-equiv-av-only-alt
        • WCAG 2.1 ID: audio-only-and-video-only-prerecorded
      • Captions (Prerecorded)

        • WCAG 2.0 ID: media-equiv-captions
        • WCAG 2.1 ID: captions-prerecorded
      • Audio Description or Media Alternative (Prerecorded)

        • WCAG 2.0 ID: media-equiv-audio-desc
        • WCAG 2.1 ID: audio-description-or-media-alternative-prerecorded
      • Captions (Live)

        • WCAG 2.0 ID: media-equiv-real-time-captions
        • WCAG 2.1 ID: captions-live
      • Audio Description (Prerecorded)

        • WCAG 2.0 ID: media-equiv-audio-desc-only
        • WCAG 2.1 ID: audio-description-prerecorded
      • Sign Language (Prerecorded)

        • WCAG 2.0 ID: media-equiv-sign
        • WCAG 2.1 ID: sign-language-prerecorded
      • Extended Audio Description (Prerecorded)

        • WCAG 2.0 ID: media-equiv-extended-ad
        • WCAG 2.1 ID: extended-audio-description-prerecorded
      • Media Alternative (Prerecorded)

        • WCAG 2.0 ID: media-equiv-text-doc
        • WCAG 2.1 ID: media-alternative-prerecorded
      • Audio-only (Live)

        • WCAG 2.0 ID: media-equiv-live-audio-only
        • WCAG 2.1 ID: audio-only-live
    • Adaptable

      • Info and Relationships

        • WCAG 2.0 ID: content-structure-separation-programmatic
        • WCAG 2.1 ID: info-and-relationships
      • Meaningful Sequence

        • WCAG 2.0 ID: content-structure-separation-sequence
        • WCAG 2.1 ID: meaningful-sequence
      • Sensory Characteristics

        • WCAG 2.0 ID: content-structure-separation-understanding
        • WCAG 2.1 ID: sensory-characteristics
      • Orientation

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: orientation
      • Identify Input Purpose

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: identify-input-purpose
      • Identify Purpose

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: identify-purpose
    • Distinguishable

      • Use of Color

        • WCAG 2.0 ID: visual-audio-contrast-without-color
        • WCAG 2.1 ID: use-of-color
      • Audio Control

        • WCAG 2.0 ID: visual-audio-contrast-dis-audio
        • WCAG 2.1 ID: audio-control
      • Contrast (Minimum)

        • WCAG 2.0 ID: visual-audio-contrast-contrast
        • WCAG 2.1 ID: contrast-minimum
      • Resize text

        • WCAG 2.0 ID: visual-audio-contrast-scale
        • WCAG 2.1 ID: resize-text
      • Images of Text

        • WCAG 2.0 ID: visual-audio-contrast-text-presentation
        • WCAG 2.1 ID: images-of-text
      • Contrast (Enhanced)

        • WCAG 2.0 ID: visual-audio-contrast7
        • WCAG 2.1 ID: contrast-enhanced
      • Low or No Background Audio

        • WCAG 2.0 ID: visual-audio-contrast-noaudio
        • WCAG 2.1 ID: low-or-no-background-audio
      • Visual Presentation

        • WCAG 2.0 ID: visual-audio-contrast-visual-presentation
        • WCAG 2.1 ID: visual-presentation
      • Images of Text (No Exception)

        • WCAG 2.0 ID: visual-audio-contrast-text-images
        • WCAG 2.1 ID: images-of-text-no-exception
      • Reflow

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: reflow
      • Non-text Contrast

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: non-text-contrast
      • Text Spacing

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: text-spacing
      • Content on Hover or Focus

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: content-on-hover-or-focus
  • Operable

    • Keyboard Accessible

      • Keyboard

        • WCAG 2.0 ID: keyboard-operation-keyboard-operable
        • WCAG 2.1 ID: keyboard
      • No Keyboard Trap

        • WCAG 2.0 ID: keyboard-operation-trapping
        • WCAG 2.1 ID: no-keyboard-trap
      • Keyboard (No Exception)

        • WCAG 2.0 ID: keyboard-operation-all-funcs
        • WCAG 2.1 ID: keyboard-no-exception
      • Character Key Shortcuts

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: character-key-shortcuts
    • Enough Time

      • Timing Adjustable

        • WCAG 2.0 ID: time-limits-required-behaviors
        • WCAG 2.1 ID: timing-adjustable
      • Pause, Stop, Hide

        • WCAG 2.0 ID: time-limits-pause
        • WCAG 2.1 ID: pause-stop-hide
      • No Timing

        • WCAG 2.0 ID: time-limits-no-exceptions
        • WCAG 2.1 ID: no-timing
      • Interruptions

        • WCAG 2.0 ID: time-limits-postponed
        • WCAG 2.1 ID: interruptions
      • Re-authenticating

        • WCAG 2.0 ID: time-limits-server-timeout
        • WCAG 2.1 ID: re-authenticating
      • Timeouts

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: timeouts
    • Seizures and Physical Reactions

      • Three Flashes or Below Threshold

        • WCAG 2.0 ID: seizure-does-not-violate
        • WCAG 2.1 ID: three-flashes-or-below-threshold
      • Three Flashes

        • WCAG 2.0 ID: seizure-three-times
        • WCAG 2.1 ID: three-flashes
      • Animation from Interactions

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: animation-from-interactions
    • Navigable

      • Bypass Blocks

        • WCAG 2.0 ID: navigation-mechanisms-skip
        • WCAG 2.1 ID: bypass-blocks
      • Page Titled

        • WCAG 2.0 ID: navigation-mechanisms-title
        • WCAG 2.1 ID: page-titled
      • Focus Order

        • WCAG 2.0 ID: navigation-mechanisms-focus-order
        • WCAG 2.1 ID: focus-order
      • Link Purpose (In Context)

        • WCAG 2.0 ID: navigation-mechanisms-refs
        • WCAG 2.1 ID: link-purpose-in-context
      • Multiple Ways

        • WCAG 2.0 ID: navigation-mechanisms-mult-loc
        • WCAG 2.1 ID: multiple-ways
      • Headings and Labels

        • WCAG 2.0 ID: navigation-mechanisms-descriptive
        • WCAG 2.1 ID: headings-and-labels
      • Focus Visible

        • WCAG 2.0 ID: navigation-mechanisms-focus-visible
        • WCAG 2.1 ID: focus-visible
      • Location

        • WCAG 2.0 ID: navigation-mechanisms-location
        • WCAG 2.1 ID: location
      • Link Purpose (Link Only)

        • WCAG 2.0 ID: navigation-mechanisms-link
        • WCAG 2.1 ID: link-purpose-link-only
      • Section Headings

        • WCAG 2.0 ID: navigation-mechanisms-headings
        • WCAG 2.1 ID: section-headings
    • Input Modalities

      • Pointer Gestures

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: pointer-gestures
      • Pointer Cancellation

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: pointer-cancellation
      • Label in Name

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: label-in-name
      • Motion Actuation

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: motion-actuation
      • Target Size

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: target-size
      • Concurrent Input Mechanisms

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: concurrent-input-mechanisms
  • Understandable

    • Readable

      • Language of Page

        • WCAG 2.0 ID: meaning-doc-lang-id
        • WCAG 2.1 ID: language-of-page
      • Language of Parts

        • WCAG 2.0 ID: meaning-other-lang-id
        • WCAG 2.1 ID: language-of-parts
      • Unusual Words

        • WCAG 2.0 ID: meaning-idioms
        • WCAG 2.1 ID: unusual-words
      • Abbreviations

        • WCAG 2.0 ID: meaning-located
        • WCAG 2.1 ID: abbreviations
      • Reading Level

        • WCAG 2.0 ID: meaning-supplements
        • WCAG 2.1 ID: reading-level
      • Pronunciation

        • WCAG 2.0 ID: meaning-pronunciation
        • WCAG 2.1 ID: pronunciation
    • Predictable

      • On Focus

        • WCAG 2.0 ID: consistent-behavior-receive-focus
        • WCAG 2.1 ID: on-focus
      • On Input

        • WCAG 2.0 ID: consistent-behavior-unpredictable-change
        • WCAG 2.1 ID: on-input
      • Consistent Navigation

        • WCAG 2.0 ID: consistent-behavior-consistent-locations
        • WCAG 2.1 ID: consistent-navigation
      • Consistent Identification

        • WCAG 2.0 ID: consistent-behavior-consistent-functionality
        • WCAG 2.1 ID: consistent-identification
      • Change on Request

        • WCAG 2.0 ID: consistent-behavior-no-extreme-changes-context
        • WCAG 2.1 ID: change-on-request
    • Input Assistance

      • Error Identification

        • WCAG 2.0 ID: minimize-error-identified
        • WCAG 2.1 ID: error-identification
      • Labels or Instructions

        • WCAG 2.0 ID: minimize-error-cues
        • WCAG 2.1 ID: labels-or-instructions
      • Error Suggestion

        • WCAG 2.0 ID: minimize-error-suggestions
        • WCAG 2.1 ID: error-suggestion
      • Error Prevention (Legal, Financial, Data)

        • WCAG 2.0 ID: minimize-error-reversible
        • WCAG 2.1 ID: error-prevention-legal-financial-data
      • Help

        • WCAG 2.0 ID: minimize-error-context-help
        • WCAG 2.1 ID: help
      • Error Prevention (All)

        • WCAG 2.0 ID: minimize-error-reversible-all
        • WCAG 2.1 ID: error-prevention-all
  • Robust

    • Compatible
      • Parsing

        • WCAG 2.0 ID: ensure-compat-parses
        • WCAG 2.1 ID: parsing
      • Name, Role, Value

        • WCAG 2.0 ID: ensure-compat-rsv
        • WCAG 2.1 ID: name-role-value
      • Status Messages

        • WCAG 2.0 ID:
        • WCAG 2.1 ID: status-messages
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