Understanding SC 1.4.1 Use of Color
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Understanding 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…