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Accessibility - Learn how to get your whole tea...
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Michaela Blackham
August 03, 2017
Technology
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Accessibility - Learn how to get your whole team involved
Michaela Blackham
August 03, 2017
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Transcript
Accessibility Learn how to get your whole team involved MICHAELA
BLACKHAM
Michaela Blackham FRONT-END DEVELOPER
@atendesign aten.io
Work That Matters
Work That Matters
Accessibility Learn how to get your whole team involved
None
What is the problem?
53 million adults live with some form of a disability
in the USA — CDC: CENTERS FOR DISEASE CONTROL & PREVENTION
That’s 1 in every 5 adults in the USA —
CDC: CENTERS FOR DISEASE CONTROL & PREVENTION
None
What is accessibility? Easy to obtain, use and understand.
P O U R
P: Perceivable O U R
P: Perceivable O: Operable U R
P: Perceivable O: Operable U: Understandable R
P: Perceivable O: Operable U: Understandable R: Robust
P: Perceivable O: Operable U: Understandable R: Robust
P: Perceivable O: Operable U: Understandable R: Robust
P: Perceivable O: Operable U: Understandable R: Robust
P: Perceivable O: Operable U: Understandable R: Robust
needs an accessible website? Who
Everyone benefits from an accessible website.
There are 4 main categories
Visual Motor or Physical Auditory Cognitive
Visual Motor or Physical Auditory Cognitive
What does this mean? • Someone with low, obstructed, or
constricted vision • My color blind father • Each of our aging grandparents VISUAL
None
None
None
• Navigation • Visual content • Orientation & boundaries •
Contrast & size • Peripheral interaction What should I look for? VISUAL
• Design • Keyboard navigation • Screen readers How is
this solved? VISUAL
Visual Motor or Physical Auditory Cognitive
• Someone like my cousin Emily, with a disability from
birth • The wounded vet that uses prosthetics • Or even my niece with her broken arm or finger What does this mean? MOTOR OR PHYSICAL
• Gesture alternatives & sensitivity touches • Reach/orientation on mobile
• Non physical navigation What should I look for? MOTOR OR PHYSICAL
• Keyboard or touch navigation • Speech • Eye trackers,
tongue sensitivity clickers etc How is this solved? MOTOR OR PHYSICAL
Visual Motor or Physical Auditory Cognitive
• Someone who is completely non hearing • My grandfather
who wears a hearing aid What does this mean? AUDITORY
• Embedded videos • Alternative contact information What should I
look for? AUDITORY
• Closed captioning & transcripts • Alternative communication How is
this solved? AUDITORY
Visual Motor or Physical Auditory Cognitive
• My cousin Matthew who has down syndrome • The
little boy I babysit with autism • Your friend who may have dyslexia • Me with extreme motion sickness What does this mean? COGNITIVE
• Visual density • Memory gestures • Distracting content •
Fonts • Excessive movements What should I look for? COGNITIVE
• K.I.S.S. • Clear & consistent layouts • Smart color
palettes • Controllable interactions • Subtle movements How is this solved? COGNITIVE
Where are we today?
Not awful, but not great.
There are so many devices
Where can I start?
Accessibility takes a full team
Project managers
Make accessibility a priority from the beginning PROJECT MANAGERS
Educate the client PROJECT MANAGERS
Content creators
Include meaningful alternative (alt) text for all visuals CONTENT
CREATORS
Headings to organize structure and content CONTENT CREATORS
Descriptive link text CONTENT CREATORS
Provide captions, transcripts and descriptions for media CONTENT CREATORS
Designers
Content first DESIGNERS
Be mindful of typography DESIGNERS
Provide good contrast for colorblindness and low vision DESIGNERS
None
None
None
None
Don’t rely on color only, to show distinctions DESIGNERS
None
None
Create clear and intuitive layouts DESIGNERS
None
Critique Critique Critique DESIGNERS
Developers
Use semantic markup for hierarchy & structure DEVELOPERS
None
Pay special attention to markup on forms DEVELOPERS
None
Capture content creators needs DEVELOPERS
Enable keyboard navigation DEVELOPERS
Include ARIA attributes (Accessible Rich Internet Applications) DEVELOPERS
Quality assurance testers
Computers aren’t humans QUALITY ASSURANCE TESTERS
your heart into it! P.O.U.R
Thanks!
[email protected]
Michaela Blackham /
Resources • The A11Y Project: a11yproject.com • Simply Accessible: simplyaccessible.com
• Web Aim: webaim.org Color Testing • Color contrast: webaim.org/resources/ contrastchecker/ • Spectrum Chrome extension • Stark Sketch Plugin: getstark.co Screen Readers (free) • Safari Voicebox (built in) • Chromevox Chrome extension • NVDA (windows): nvaccess.org Transcribing media files (free) • Transcribe Chrome extension Accessibility checker • wave.webaim.org/