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Accessible web services
don’t need to be Ugly
Seppo Kankaantähti 14.2.2017
The Finnish Association of People
with Physical Disabilities
• Vision: Equal and accessible Finland
• 32,000 individual members
• 150 member associations
• 2,600 employees
• 20 years of promoting accessibility
Web Content Accessibility Guidelines
(WCAG) 2.0
• Covers a wide range of recommendations for making Web
content more accessible
• Three levels of conformance: A (lowest), AA, and AAA
(highest)
Assistive Technologies
• Screen reader
– software application which converts text into speech
• Switch access
– may be placed near any area of the body which has consistent and
reliable mobility
• Eye gaze and head mouse systems
– can be used as an alternative mouse navigation
Examples
• Drupal 8
• Alternative text on Read more buttons
• The site can be used with a keyboard
• Alt texts on pictures
• Jump to content link
• Color contrast and possibility to enlarge text
Accessibility checkers
• Wave Web Accessibility Tool for Firefox
(http://wave.webaim.org)
• Achecker (http://achecker.ca/checker/index.php)
• Siteimprove (http://siteimprove.com/)
– Automated tool for checking your website for accessibility issues
– Checks are made based on the global standards WCAG 2.0 and WAI-ARIA
– Level of compliance can be chosen (A, AA, or AAA)
– Gives a list of issues alongside clear fix explanations
– Chrome plugin
Screen readers
• Windows: NVDA (https://www.nvaccess.org/)
• iOS: Voiceover
Thank you!
seppo.kankaantahti@invalidiliitto.fi

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Accessible web services don't need to be ugly

  • 1. Accessible web services don’t need to be Ugly Seppo Kankaantähti 14.2.2017
  • 2. The Finnish Association of People with Physical Disabilities • Vision: Equal and accessible Finland • 32,000 individual members • 150 member associations • 2,600 employees • 20 years of promoting accessibility
  • 3.
  • 4.
  • 5. Web Content Accessibility Guidelines (WCAG) 2.0 • Covers a wide range of recommendations for making Web content more accessible • Three levels of conformance: A (lowest), AA, and AAA (highest)
  • 6. Assistive Technologies • Screen reader – software application which converts text into speech • Switch access – may be placed near any area of the body which has consistent and reliable mobility • Eye gaze and head mouse systems – can be used as an alternative mouse navigation
  • 7. Examples • Drupal 8 • Alternative text on Read more buttons • The site can be used with a keyboard • Alt texts on pictures • Jump to content link • Color contrast and possibility to enlarge text
  • 8. Accessibility checkers • Wave Web Accessibility Tool for Firefox (http://wave.webaim.org) • Achecker (http://achecker.ca/checker/index.php) • Siteimprove (http://siteimprove.com/) – Automated tool for checking your website for accessibility issues – Checks are made based on the global standards WCAG 2.0 and WAI-ARIA – Level of compliance can be chosen (A, AA, or AAA) – Gives a list of issues alongside clear fix explanations – Chrome plugin
  • 9. Screen readers • Windows: NVDA (https://www.nvaccess.org/) • iOS: Voiceover