Understanding WCAG SC 1.3.3 Sensory Characteristics
|

Understanding WCAG SC 1.3.3 Sensory Characteristics

Instructions provided for understanding and operating content do not rely solely on sensory characteristics of components such as shape, size, visual location, orientation, or sound. (Level A) This success criterion requires that instructions or information to understand or operate the web content do not use only visual or auditory clues. Such clues include shape, size,…

Understanding WCAG SC 1.4.1 Use of Color
|

Understanding WCAG SC 1.4.1 Use of Color

1.4.1 Use of Color: Color is not used as the only visual means of conveying information, indicating an action, prompting a response, or distinguishing a visual element. (Level A) Note: This success criterion addresses color perception specifically. Other forms of perception are covered in Guideline 1.3 including programmatic access to color and other visual presentation…

WAI-ARIA: aria-valuenow (Property)

WAI-ARIA: aria-valuenow (Property)

Description Defines the current value for a range widget. See related aria-valuetext. This property is used, for example, on a range widget such as a slider or progress bar. If the current value is not known (for example, an indeterminate progress bar), the author SHOULD NOT set the aria-valuenow attribute. If the aria-valuenow attribute is…

WAI-ARIA: Role=Math

WAI-ARIA: Role=Math

Content that represents a mathematical expression.  Description Content that represents a mathematical expression. Content with the role math is intended to be marked up in an accessible format such as MathML [MathML3], or with another type of textual representation such as TeX or LaTeX, which can be converted to an accessible format by native browser…