Download E-books Accessibility Handbook PDF

By Katie Cunningham

Get sensible instructions for making your web site obtainable to individuals with disabilities. With this guide, you’ll methods to layout or strengthen a domain that conforms to part 508 of the united states Rehabilitation Act—and within the strategy you’ll notice the right way to offer a greater person adventure for everyone.

The Accessibility Handbook introduces you to a number of audiences that experience trouble utilizing today’s complicated web pages, together with individuals with blindness, listening to loss, actual disabilities, and cognitive issues. how one can aid assistive applied sciences, and comprehend which fonts, shades, web page layouts, and different layout components paintings best—without having to exclude complex features, rent open air aid, or considerably elevate overhead.

Develop recommendations that accommodate:

  • Complete blindness. Create a logical record movement to aid reveal readers
  • Low imaginative and prescient and colour blindness. Optimize photos and colour schemes, and confirm your website enlarges gracefully
  • Hearing impairment. supply video captions and visible indicators for interactive features
  • Physical disabilities. Make varieties, popups, and navigation more uncomplicated to use
  • Cognitive disorders. Adapt fonts and textual content kinds for dyslexic clients, and layout constant, well-organized pages for individuals with ADHD

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Vii 1. whole Blindness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Definition Annoyances, in short reveal Readers developing available websites HTML and Formatting WAI-ARIA checking out 1 2 2 three three 23 27 2. visible Accessibility—Other forms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Low imaginative and prescient Annoyances develop Gracefully distinction Overrides types colour Blindness Annoyances briefly Optimization of colour Schemes Optimization of pictures Diagrams, Graphs, and Maps 29 29 29 30 31 31 32 33 34 35 35 three. Audio Accessibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Who Does It conceal? Annoyances in short movies Interactive gains stay Chat 39 39 forty forty three forty four iii 4. actual Accessibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . forty seven Who Does It hide? Annoyances in short most sensible Practices types Pop-Ups Navigation relocating round the web page Timing trying out trying out and not using a Mouse checking out for asymmetric tips forty seven forty eight forty eight forty eight fifty one fifty three fifty four fifty five fifty five fifty six fifty six five. Cognitive Disabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . fifty seven review Dyslexia Fonts content material colour selection Justified textual content photos Print types web site Navigation upload and ADHD Similarity to Dyslexia Timed projects directions association constant person adventure fifty seven fifty seven fifty seven 60 60 60 sixty one sixty six sixty six sixty seven sixty eight sixty eight sixty nine sixty nine 70 6. promoting Accessibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . seventy one U. S. executive Requirement Non-U. S. Governments Exclusion Can damage what you are promoting An available web site Is extra Usable for everybody seventy one seventy one seventy two seventy four 7. extra assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . seventy seven normal Accessibility assets checking out layout reveal Readers listening to Disabled bodily Disabled iv | desk of Contents seventy seven seventy seven seventy nine seventy nine eighty eighty Cognitively Disabled eighty desk of Contents | v Preface How I received into Accessibility many of us inquire from me how a developer who was once engaged on the back-end for web content obtained curious about accessibility. in any case, it wasn’t technically part of my task description. It wasn’t going to make our websites speedier (though I later figured out it will probably have that aspect affect). I didn’t have a incapacity, nor did I appear to be heavily linked to the disabled. the reality of the problem: I stumbled into it. i used to be engaged on a freelance at NASA, and we have been required to make our websites 508 compliant with a purpose to get them deployed. A separate crew was once accountable for assessing our websites then sending us precise fixes. Our web pages saved failing and we stumbled on ourselves falling not on time many times. we frequently requested the testers to give an explanation for why anything had failed, yet they, like each person else at the agreement, have been too busy to take time to coach a handful of builders. They gave us a record, which we learn and have been baffled through. Tables want scopes? What are scopes? Why do they want them? What’s mistaken with the designer’s colour scheme? What do you suggest the distinction is not any solid? Why was once our alt textual content rejected? on the time, the assets on the web desirous about extra on coverage makers and legal professionals than builders.

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