INPUT type=image with aria-labelledby attribute Screen reader compatibility

Last updated: September 5, 2016

Expected Result: works in a screen reader

Actual Result: causes problems in 11 screen reader / browser combinations

WCAG Technique: ARIA16

Code used for this test:


        <input type='image' src='1234.png' aria-labelledby='input_img_aria_labelledby'>
        <span id='input_img_aria_labelledby'>this is image button aria labelled by text</span>
    

Change History

Last updated: September 5, 2016

Screen readerBrowserModeNotesWhat the user hears
OK NVDA 2016.2FF48 Reading Speak Button, this is image button aria labelled by text, this is image button aria labelled by text
OK NVDA 2016.2FF48 Tabbing Speak This is image button aria labelled by text, button
OK NVDA 2016.2IE11 Reading Speak Button, this is image button aria labelled by text
Fail NVDA 2016.2IE11 TabbingReads "button" without saying what button does. Speak Button
OK NVDA 2015.2FF40 Reading Speak Button, this is image button aria labelled by text, this is image button aria labelled by text
OK NVDA 2015.2FF40 Tabbing Speak This is image button aria labelled by text, button
OK NVDA 2015.2IE11 Reading Speak Button, this is image button aria labelled by text
Fail NVDA 2015.2IE11 TabbingReads "button" without saying what button does. Speak Button
OK NVDA 2014.1FF28 Reading Speak Button, this is image button aria labelled by text
OK NVDA 2014.1FF28 Tabbing Speak This is image button aria labelled by text, button
OK NVDA 2014.1IE11 Reading Speak Button, this is image button aria labelled by text
OK NVDA 2014.1IE11 Tabbing Speak This is image button aria labelled by text, button
OK NVDA 2012.1FF28 Reading Speak Button, this is image button aria labelled by text
OK NVDA 2012.1FF28 Tabbing Speak This is image button aria labelled by text, button
OK NVDA 2012.3IE11 Reading Speak Button, this is image button aria labelled by text
OK NVDA 2012.3IE11 Tabbing Speak This is image button aria labelled by text, button
OK JAWS 17.0.2619FF48 Reading Speak This is image button aria labelled by text, button
OK JAWS 17.0.2619FF48 Tabbing Speak Tab, this is image button aria labelled by text, button
Fail JAWS 17.0.2619IE11 ReadingReads image filename without saying what button does. Speak Twelve thirty four dot PNG button
Fail JAWS 17.0.2619IE11 TabbingReads image filename without saying what button does. Speak Twelve thirty four dot PNG button
OK JAWS 16.0.4350FF40 Reading Speak This is image button aria labelled by text, button
OK JAWS 16.0.4350FF40 Tabbing Speak Tab, this is image button aria labelled by text, button
OK JAWS 16.0.4350IE11 Reading Speak This is image button aria labelled by text, button
Fail JAWS 16.0.4350IE11 TabbingReads image filename without saying what button does. Speak Twelve thirty four dot PNG button
OK JAWS 15.0.9023FF29 Reading Speak This is image button aria labelled by text, button
OK JAWS 15.0.9023FF29 Tabbing Speak This is image button aria labelled by text, button
OK JAWS 15.0.9023IE11 Reading Speak This is image button aria labelled by text, button
Fail JAWS 15.0.9023IE11 TabbingReads image filename without saying what button does. Speak Twelve thirty four dot PNG button
OK JAWS 14.0.9002FF29 Reading Speak This is image button aria labelled by text, button
OK JAWS 14.0.9002FF29 Tabbing Speak This is image button aria labelled by text, button
OK JAWS 14.0.9002IE11 Reading Speak This is image button aria labelled by text, button
Fail JAWS 14.0.9002IE11 TabbingReads image filename without saying what button does. Speak Twelve thirty four dot PNG button
OK JAWS 13.0.852FF28 Reading Speak This is image button aria labelled by text, button
OK JAWS 13.0.852FF28 Tabbing Speak This is image button aria labelled by text, button
OK JAWS 13.0.852IE11 Reading Speak This is image button aria labelled by text, button
Fail JAWS 13.0.852IE11 TabbingReads image filename without saying what button does. Speak Twelve thirty four dot PNG button
OK WindowEyes 9.2IE11 Reading Speak This is image button aria labelled by text, button
OK WindowEyes 9.2IE11 Tabbing Speak This is image button aria labelled by text, button
Fail WindowEyes 8.4IE11 ReadingReads image filename without saying what button does. Speak Support slash test slash twelve thirty four dot PNG button
OK WindowEyes 8.4IE11 Tabbing Speak This is image button aria labelled by text, button
OK VoiceOver OSX 10.11Safari 9.1.2 Reading Speak This is image button aria-labelled by text, button
OK VoiceOver OSX 10.11Safari 9.1.2 Tabbing Speak This is image button aria-labelled by text, button
OK VoiceOver OSX 10.10Safari 8.0.6 Reading Speak This is image button aria-labelled by text, button
OK VoiceOver OSX 10.10Safari 8.0.6 Tabbing Speak This is image button aria-labelled by text, button
OK VoiceOver OSX 10.9Safari 7.0.3 Reading Speak This is image button aria-labelled by text, button
OK VoiceOver OSX 10.9Safari 7.0.3 Tabbing Speak This is image button aria-labelled by text, button
OK VoiceOver iOS 9.1Safari iOS 9.1Touch Speak This is image button aria-labelled by text, button
OK VoiceOver iOS 8.4Safari iOS 8.4Touch Speak This is image button aria-labelled by text, button
OK VoiceOver iOS 7.1Safari iOS 7.1Touch Speak This is image button aria-labelled by text, button
OK Dolphin SR 15.05IE11 Reading Speak This is image button aria-labelled by text, button
OK Dolphin SR 15.05IE11 Tabbing Speak This is image button aria-labelled by text, button
Fail SaToGo 3.4.96.0IE11 Readingno label is read Speak Button
Fail SaToGo 3.4.96.0IE11 Tabbingno label is read Speak Button

SortSite rules: AccWcag1-1.1.10

Test notes

The threshold for inclusion in these results is 5% usage in the most recent WebAIM screen reader survey. Chrome and Android still fall below the 5% threshold.

All tests were carried out with screen reader factory settings. JAWS in particular has a wide variety of settings controlling exactly what gets spoken.

Screen readers allow users to interact in different modes, and can produce very different results in each mode. The modes used in these tests are:

In the «What the user hears» column: