WCAG-Audit

http://www.harvard.edu/
Jan. 12, 2016, 12:20 a.m. GMT

  (Warning) This element has an invalid ARIA attribute  (4) [badAriaAttribute]
  (Severe) ARIA state and property values must be valid  (6) [badAriaAttributeValue]
  (Severe) Elements with ARIA roles must use a valid, non-abstract ARIA role  (4) [badAriaRole]
  (Severe) Controls and media elements should have labels  (4) [controlsWithoutLabel]
  (Warning) These elements are focusable but either invisible or obscured by another element  (44) [focusableElementNotVisibleAndNotAriaHidden]
  (Warning) The purpose of each link should be clear from the link text  (10) [linkWithUnclearPurpose]
  (Warning) Text elements should have a reasonable contrast ratio  (34) [lowContrastElements]
  (Warning) Meaningful images should not be used in element backgrounds  (5) [elementsWithMeaningfulBackgroundImage]
  (Severe) ARIA attributes which refer to other elements by ID should refer to elements which exist in the DOM  (6) [nonExistentAriaRelatedElement]
  (Severe) Elements with ARIA roles must ensure required owned elements are present  (6) [requiredOwnedAriaRoleMissing]
  (Warning) Video elements should use <track> elements to provide captions  (4) [videoWithoutCaptions]

Number of rules failed: 11
Error total: 127



http://www.harvard.edu/
Nov. 16, 2015, 6:35 p.m. GMT

  (Warning) This element has an invalid ARIA attribute  (4) [badAriaAttribute]
  (Severe) ARIA state and property values must be valid  (6) [badAriaAttributeValue]
  (Severe) Elements with ARIA roles must use a valid, non-abstract ARIA role  (4) [badAriaRole]
  (Severe) Controls and media elements should have labels  (4) [controlsWithoutLabel]
  (Warning) These elements are focusable but either invisible or obscured by another element  (39) [focusableElementNotVisibleAndNotAriaHidden]
  (Warning) The purpose of each link should be clear from the link text  (9) [linkWithUnclearPurpose]
  (Warning) Text elements should have a reasonable contrast ratio  (38) [lowContrastElements]
  (Warning) Meaningful images should not be used in element backgrounds  (4) [elementsWithMeaningfulBackgroundImage]
  (Severe) ARIA attributes which refer to other elements by ID should refer to elements which exist in the DOM  (6) [nonExistentAriaRelatedElement]
  (Severe) Elements with ARIA roles must ensure required owned elements are present  (6) [requiredOwnedAriaRoleMissing]
  (Warning) Avoid positive integer values for tabIndex  (38) [tabIndexGreaterThanZero]
  (Warning) Video elements should use <track> elements to provide captions  (4) [videoWithoutCaptions]

Number of rules failed: 12
Error total: 162