Rule Overview for Android

Active View Name
Any interactive view should have an accessible name available for assistive technologies such as TalkBack and Voice Access.

CheckBox Name
Any CheckBox element should have an accessible name available for assistive technologies such as TalkBack and Voice Access.

Color Contrast
Ensures that each text element has a minimum 4.5:1 contrast ratio with its background and that large text has a minimum 3.0:1 contrast ratio.

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Edit Text Name
Text input elements should have an accessible name available for assistive technologies such as TalkBack and Voice Access.

Edit Text Value
Text input elements should have its value available for assistive technologies such as TalkBack and Voice Access.

Focusable Text
Views containing text should be focusable for assistive technologies such as TalkBack.

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ImageView Name
Focusable image elements should provide a meaningful accessible name available for assistive technologies such as TalkBack and Voice Access.

Inaccessible Action  
Interactive views should be focusable with assistive technology.

Label At Front
Any visible text of an interactive view should be at the start of the view's accessible name.

Label In Name
An accessibility focusable view should ensure its name includes its visible label.

Nested Active Control  
An accessibility element should not have multiple active controls embedded within it. Each active control should be individually focused and interacted with.

Nested Element Name  
A focusable view should have all visible text within its accessible name available for assistive technologies such as TalkBack and Voice Access.

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Screen Orientation
Views should adhere to the user's preferred display orientation.

Screen Title
Every screen within an application should provide a title to be announced by assistive technology.

Switch Name
Any Switch element should have an accessible name available for assistive technologies such as TalkBack and Voice Access.

Touch Target Size
All active controls should have a minimum of 44dp by 44dp visual and tappable area.

Touch Target Spacing
Actionable controls should have a minimum dimension of 24 x 24 dp or must be positioned so that if a circle with a diameter of 24 dp is placed on the center of control, the circle will not intersect with another target or with the circle for another target.