Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Accessibility Done Right
Search
Michelle Sanver
February 19, 2015
Programming
1
160
Accessibility Done Right
Accessibility is about unified design.
Michelle Sanver
February 19, 2015
Tweet
Share
More Decks by Michelle Sanver
See All by Michelle Sanver
Messy data != Messy code
michellesanver
1
210
Advanced Serializing in PHP: Speed it up!
michellesanver
0
560
Using the Workflow component for e-commerce
michellesanver
2
490
An introduction to Graph Databases in PHP, using Neo4j
michellesanver
2
320
Graph Databases and PHP
michellesanver
0
320
Starting Open S
michellesanver
0
81
Neo4j is AWESOME!
michellesanver
0
660
Behat + Mink + PhantomJS = TEST ALL THE THINGS!
michellesanver
1
94
Behat+Mink+PhantomJS = Test ALL THE THINGS!
michellesanver
9
1.9k
Other Decks in Programming
See All in Programming
複雑なフォームを継続的に開発していくための技術選定・設計・実装 #tskaigi / #tskaigi2025
izumin5210
12
6.3k
ソフトウェア品質特性、意識してますか?AIの真の力を引き出す活用事例 / ai-and-software-quality
minodriven
19
6.6k
Babylon.js 8.0のアプデ情報を 軽率にキャッチアップ / catch-up-babylonjs-8
drumath2237
0
110
マテリアルって何者?RealityKitで扱うマテリアル入門
nao_randd
0
140
Language Server と喋ろう – TSKaigi 2025
pizzacat83
2
670
Efficiency and Rock 'n’ Roll (Really!)
hollycummins
0
590
「兵法」から見る質とスピード
ickx
0
190
Building an Application with TDD, DDD and Hexagonal Architecture - Isn't it a bit too much?
mufrid
0
370
Parallel::Pipesの紹介
skaji
2
870
RubyKaigi Hack Space in Tokyo & 函館最速 "予習" 会 / RubyKaigi Hack Space in Tokyo & The Fastest Briefing of RubyKaigi 2026 in Hakodate
moznion
1
120
推論された型の移植性エラーTS2742に挑む
teamlab
PRO
0
150
インターフェース設計のコツとツボ
togishima
2
480
Featured
See All Featured
The Success of Rails: Ensuring Growth for the Next 100 Years
eileencodes
45
7.3k
Producing Creativity
orderedlist
PRO
346
40k
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
194
16k
Product Roadmaps are Hard
iamctodd
PRO
53
11k
BBQ
matthewcrist
88
9.7k
CoffeeScript is Beautiful & I Never Want to Write Plain JavaScript Again
sstephenson
160
15k
Gamification - CAS2011
davidbonilla
81
5.3k
Music & Morning Musume
bryan
47
6.5k
Building a Modern Day E-commerce SEO Strategy
aleyda
40
7.3k
GraphQLの誤解/rethinking-graphql
sonatard
71
11k
The Power of CSS Pseudo Elements
geoffreycrofte
76
5.8k
Agile that works and the tools we love
rasmusluckow
329
21k
Transcript
@michellesanver Accessibility done right #phpuk
@michellesanver
@michellesanver WIIIIIIIE \o/ “Learn the most by sharing your knowledge
with others” - @coderabbi
@michellesanver Michelle Sanver
@michellesanver
@michellesanver Michelle Sanver Co-President of PHPWomen
@michellesanver PHPWomen 15 pounds or 30 dollars
@michellesanver Michelle Sanver Accent(s)!?
@michellesanver Michelle Sanver
@michellesanver I’m a backend developer.
@michellesanver Disclaimer There’s a lot more to accessibility.
@michellesanver After lunch story
@michellesanver Aron Aron is a blind programmer
@michellesanver Aron He really knows how to use a screenreader
@michellesanver Aron I don’t
@michellesanver Disclaimer This talk is not how I planned it
@michellesanver This talk is not about “people with disabilities”
@michellesanver This talk is about people who are using the
web.
@michellesanver Good Code Written with the user in mind
@michellesanver Assistive technology
@michellesanver Assistive technology Screen Readers
@michellesanver Assistive technology Text-To-Speech
@michellesanver Assistive technology Screen Magnifiers
@michellesanver Assistive technology Joysticks
@michellesanver Assistive technology Keyboards
@michellesanver Assistive technology Mobile Devices
@michellesanver Audience participation! What other assistive technology is there?
@michellesanver All technology is assistive technology
@michellesanver What if accessibility online was like accessibility IRL?
@michellesanver A typical ramp
@michellesanver A hotel layout
@michellesanver Hotel Layout: SunshinePHP I lost my glasses…
@michellesanver Hotel Layout: PHPUK I *really* hope I keep my
glasses
@michellesanver Accessibility is about Universal design
@michellesanver Universal Design “Universal design is the design of products
and environments to be usable by all people, to the greatest extent possible, without the need for adaptation or specialized design.” -Ron Mace
@michellesanver Universal Design Keywords equitable, flexible, simple, intuitive, low effort,
approachable, usable
@michellesanver Guidelines, rules and tools Keep your JavaScript ON!!!
@michellesanver Guidelines, rules and tools All functionality for all people
@michellesanver Content Gudelines
@michellesanver General Writing Use Consistent Language
@michellesanver General Writing Write out acronyms (At least the first
time you use them)
@michellesanver General Writing Be clear and concise
@michellesanver Headings Screen reader users can use heading structure to
navigate content.
@michellesanver Headings Keep your headers logical
@michellesanver Headings Don’t skip “h2” for design
@michellesanver Font-Face, Size and colour Easy to use sans-serif font
@michellesanver Font-Face, Size and colour Size: 12pt or more
@michellesanver Font-Face, Size and colour Size headers: Relative in order
@michellesanver Font-Face, Size and colour Heading 3: 14pt Heading 2:
16pt Heading 1: 18pt
@michellesanver Font-Face, Size and colour Keep a high contrast between
background and font colour.
@michellesanver Links Give your links unique and descriptive names
@michellesanver Tables Only for tabular data!
@michellesanver Tables For complex tables, provide a summary
@michellesanver Forms Label form fields!
@michellesanver Forms Should be “tabable”
@michellesanver Forms “Tabable” in visual order
@michellesanver Forms Use fieldsets for related fields
@michellesanver Forms Don’t use only * for required fields
@michellesanver Forms Use ARIA in *addition* to asterix ARIA required="true"
and ARIA required="false"
@michellesanver Forms After submitting Include errors in the page-title
@michellesanver Forms CAPTCHA is bad mmmkay http://webaim.org/blog/ spam_free_accessible_forms/
@michellesanver Colours Colourblindness
@michellesanver Colours Learning disabilities
@michellesanver Colours Satisfy both groups! Use colours *and* visual indicators
@michellesanver Audio & Video Alternative text version
@michellesanver Video Use Captions
@michellesanver Audio Include a text transcript
@michellesanver Audio & Video Also for non-auditory learners
@michellesanver Audio & Video If filling material for an already
descriptive article… No alternative needed
@michellesanver Audio & Video Do *not* autoplay!
@michellesanver Audio & Video Make sure you can pause.
@michellesanver Audio & Video Avoid flashes
@michellesanver Audio & Video 3 flashes in one second can
cause epileptic reactions.
@michellesanver Images Alt Text
@michellesanver Images Alt Text What you’re trying to convey!
@michellesanver Images Alt Text Can be replaced with a caption.
@michellesanver Images Alt Text Leave empty for decorative images
@michellesanver Images High contrast
@michellesanver Images For graphs, include a table if possible
@michellesanver Images Avoid images of text
@michellesanver WAI-Aria
@michellesanver WAI-Aria ARIA = Accessible Rich Internet Applications
@michellesanver Aria Roles
@michellesanver Aria: Roles “button” can be a fancy clickable element
@michellesanver Aria States and Properties
@michellesanver Aria examples Roles of "navigation" and "menu"
@michellesanver Aria examples Landmarks of "banner" and "main content"
@michellesanver Aria examples Alerts of "live" and "atomic"
@michellesanver Aria examples Forms
@michellesanver Dynamic content Accessible slide shows
@michellesanver Dynamic content Keyboard friendly video players NO AUTOPLAY PLZ
@michellesanver Aria: Live Regions Tell the user about dynamic updates!
@michellesanver Aria: Live Regions Polite or assertive
@michellesanver Aria: Live Regions Allows your JavaScript to be ON
@michellesanver Aria: Live Regions Twitter uses live regions NICELY
@michellesanver Aria: Live Regions: Twitter Has a dedicated accessibility team
@michellesanver Aria: Live Regions: Twitter Tweet field has tons of
information
@michellesanver Aria Example Twitter <div aria-labelledby="tweet-box-mini-home-profile-label" id="tweet-box-mini-home-profile" class="tweet-box rich-editor notie"
contenteditable="true" spellcheck="true" role="textbox" aria-multiline="true" dir="ltr" aria-autocomplete="list" aria-expanded="false" aria-owns=“typeahead-dropdown-6” > <div>What's happening?</div></div>
@michellesanver Aria Example Twitter <div aria-labelledby="tweet-box-mini-home-profile-label" id="tweet-box-mini-home-profile" class="tweet-box rich-editor notie"
contenteditable="true" spellcheck="true" role="textbox" aria-multiline="true" dir="ltr" aria-autocomplete="list" aria-expanded="false" aria-owns=“typeahead-dropdown-6” > <div>What's happening?</div></div>
@michellesanver Aria Example Twitter <div aria-labelledby="tweet-box-mini-home-profile-label" id="tweet-box-mini-home-profile" class="tweet-box rich-editor notie"
contenteditable="true" spellcheck="true" role="textbox" aria-multiline="true" dir="ltr" aria-autocomplete="list" aria-expanded="false" aria-owns=“typeahead-dropdown-6” > <div>What's happening?</div></div>
@michellesanver Aria Example Twitter <div aria-labelledby="tweet-box-mini-home-profile-label" id="tweet-box-mini-home-profile" class="tweet-box rich-editor notie"
contenteditable="true" spellcheck="true" role="textbox" aria-multiline="true" dir="ltr" aria-autocomplete="list" aria-expanded="false" aria-owns=“typeahead-dropdown-6” > <div>What's happening?</div></div>
@michellesanver Aria Example Twitter <div aria-labelledby="tweet-box-mini-home-profile-label" id="tweet-box-mini-home-profile" class="tweet-box rich-editor notie"
contenteditable="true" spellcheck="true" role="textbox" aria-multiline="true" dir="ltr" aria-autocomplete="list" aria-expanded="false" aria-owns=“typeahead-dropdown-6” > <div>What's happening?</div></div>
@michellesanver Aria Example Twitter <div aria-labelledby="tweet-box-mini-home-profile-label" id="tweet-box-mini-home-profile" class="tweet-box rich-editor notie"
contenteditable="true" spellcheck="true" role="textbox" aria-multiline="true" dir="ltr" aria-autocomplete="list" aria-expanded="false" aria-owns=“typeahead-dropdown-6” > <div>What's happening?</div></div>
@michellesanver Online Assessment Tools
@michellesanver Online Assessment Tools Wave http://wave.webaim.org/
@michellesanver Online Assessment Tools Color Filter http://colorfilter.wickline.org/
@michellesanver Online Assessment Tools Vischeck http://www.vischeck.com/vischeck/
@michellesanver Online Assessment Tools Color Contrast Checker http://webaim.org/resources/contrastchecker/
@michellesanver Online Assessment Tools For more W3C Web Accessibility Tools
list http://www.w3.org/WAI/ER/tools/
@michellesanver Wrapup
@michellesanver Wrapup Accessibility is *not* about assistive technology.
@michellesanver Wrapup Accessibility is about people.
@michellesanver Wrapup Accessibility is about universal design
@michellesanver Wrapup Accessibility means no workarounds
@michellesanver Wrapup Keep your JavaScript ON
@michellesanver Wrapup Follow guidelines
@michellesanver Wrapup Use WAI-Aria
@michellesanver Ask questions!
@michellesanver Thank you! Please rate my talk! https://joind.in/13371 (OMG, do
you see the 1337? :D)
@michellesanver Accessibility Let’s talk about it.