1.4.2 Audio Control
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Understanding WCAG SC 1.4.2 Audio Control

1.4.2 Audio Control: If any audio on a Web page plays automatically for more than 3 seconds, either a mechanism is available to pause or stop the audio, or a mechanism is available to control audio volume independently from the overall system volume level. (Level A) Note: Since any content that does not meet this…

1.4.3 Contrast Minimum
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Understanding WCAG SC 1.4.3 – Contrast Minimum

The visual presentation of text and images of text has a contrast ratio of at least 4.5:1, except for the following: Large TextLarge-scale text and images of large-scale text have a contrast ratio of at least 3:1; IncidentalText or images of text that are part of an inactive user interface component, that are pure decoration,…

Best Practices for Form Validation and Error Messages

Best Practices for Form Validation and Error Messages

This is a series of four articles that discusses all aspects off creating accessible forms: “To err is human.” “To prevent, suggest and correct are divine.” When we submit user data as in financial transactions, travel and entertainment bookings, or in filling surveys, it is quite common that we make mistakes. Let’s imagine we submit…

WAI-ARIA:Role=Banner

WAI-ARIA: Role=Banner

A region that contains mostly site-oriented content, rather than page-specific content. A region that contains mostly site-oriented content, rather than page-specific content. Description A region that contains mostly site-oriented content, rather than page-specific content. Site-oriented content typically includes things such as the logo or identity of the site sponsor, and a site-specific search tool. A…