Building Accessible Websites in WordPress - Birmingham WordCamp 2014
-
Upload
nancy-thanki -
Category
Internet
-
view
650 -
download
0
description
Transcript of Building Accessible Websites in WordPress - Birmingham WordCamp 2014
B U I L D I N G AC C E S S I B L E W E BS I T E S I N W O R D P R E S S
BE ST PRACT ICE S
@nancythanki@misfitideas
“The power of the Web is in its universality.
Access by everyone regardless of disability is an essential aspect.”
– T I M BER N ER S - LEEW 3C D I R EC TOR A N D I N V EN T OR OF THE W OR LD W I D E
W EB
• 20 million blind adults in the US
• 10% use screen readers
• 8% of men and 0.5% of women are color blind
FAC T S
UN C ON V EN T I ON OF THE R I G HT S OF P ER S ON S W I T H D I S A B I L I T I ES
Article 21: Freedom of expression and opinion, and access to informationStates Parties shall take all appropriate measures to ensure that persons with disabilities can exercise the right to freedom of expression and opinion, including the freedom to seek, receive and impart information and ideas on an equal basis with others and through all forms of communication of their choice, as defined in article 2 of the present Convention, including by:
(a)Providing information intended for the general public to persons with disabilities in accessible formats and technologies appropriate to different kinds of disabilities in a timely manner and without additional cost;
(b)Accepting and facilitating the use of sign languages, Braille, augmentative and alternative communication, and all other accessible means, modes and formats of communication of their choice by persons with disabilities in official interactions;
(c)Urging private entities that provide services to the general public, including through the Internet, to provide information and services in accessible and usable formats for persons with disabilities;
(d)Encouraging the mass media, including providers of information through the Internet, to make their services accessible to persons with disabilities;
(e)Recognizing and promoting the use of sign languages.
aka the UN recognizes Web accessibility as a basic human right
it is essential that the Web be accessible in order to provide equal access and equal opportunity to people with disabilities
W H Y ?
• potential clients: government contracts, user aware companies
• people are able to use & contribute to the Web more effectively
• equal access and equal opportunity to an unprecendted access to information and opportunity
W H AT ?
• what makes a website accessible?
• how can you know if yours is accessible?
H O W ?
• type of content
• size and complexity
• development tools
• environment
T Y P E S O F D I S A B I L I T I E S
• auditory
• cognitive / neurological
• physical
• visual
A S S I S T I V E T EC HN OLOG I ES
V S
A D OP T I V E S TRAT EG I ES
W E B U S E T O O L S
• braille display
• screen reader
• text-to-speech
• voice browser
• voice recognition
• keyboard navigation
S C R E E N R E A D E R S
• nvaccess’ NVDA reader
• Chrome Vox
• Mozilla’s Fangs Screen Reader Emulator
• Apple’s VoiceOver
A D O P T I V E S T RAT E G I E S
• content formats: auditory, tactile, visual
• presentation: distinguishing visual content and providing ways to understand audio content
• user interaction: typing, writing, and clicking
• design solutions: navigating and finding content
E VA LU AT I O N T O O L S * * *
• Color Oracle
• WAVE-Web Accessibility Virtual Evaluator
• Web Accessibility Checker
• AChecker
• Accessibility Valet
***no tool has been deemed able to replace common sense; please keep that in mind
IMP
LE
ME
NT
AT
ION
IMP
LE
ME
NT
AT
ION
W H Y C A R E ?
W E B AC C E S S I B I L I T Y I S A S O C I A L I S S U E
digital divide issues
mobile access
older users’ needs
O T H E R BA R R I E R S T O U S E
• older people
• low literacy/fluency
• low bandwidth connections/older technology
• new/infrequent users
• mobile phone users
BE N E F I T S F O R O T H E R S
• older people
• low literacy/fluency
• low bandwidth connections/older technology
• new/infrequent users
• mobile phone users
B E NE F I T S F OR OT H E R S
R E S O U RC E S T O C O N S I D E R
• WebAIM: web accessibility in mind: http://webaim.org/intro/
• Web Accessibility Initiative (WAI): http://www.w3.org/WAI/
• WAI Resources: http://www.w3.org/WAI/Resources/
• Quicktips: http://www.w3.org/WAI/quicktips/
• Implementation Plan for Web Accessibility: http://www.w3.org/WAI/impl/Overview
• Web Content Accessibility Guidelines: http://www.w3.org/WAI/intro/wcag.php
• Web Accessibility Evaluation Tools: Overview: http://www.w3.org/WAI/ER/tools/
• Accessibility Evaluation Resources: http://www.w3.org/WAI/eval/Overview.html
• Easy Checks - A First Review of Web Accessibility: http://www.w3.org/WAI/eval/preliminary
• Complete list of web accessibility evaluation tools: http://www.w3.org/WAI/ER/tools/complete