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
Search
Sponsored
·
SiteGround - Reliable hosting with speed, security, and support you can count on.
→
Hsiaoming Yang
December 21, 2017
Programming
320
0
Share
Accessibility
Talk on Web Accessibility. Slide for #webhack meetup.
Hsiaoming Yang
December 21, 2017
More Decks by Hsiaoming Yang
See All by Hsiaoming Yang
The modern OAuth 2.0
lepture
2
1.9k
Vue: from view to view
lepture
2
5.6k
Other Decks in Programming
See All in Programming
実用!Hono RPC2026
yodaka
2
270
AWSコミュニティ活動は顧客のクラウド推進に効くのか / Do AWS community activities help customers adopt the cloud?
seike460
PRO
0
150
実践CRDT
tamadeveloper
0
590
t *testing.T は どこからやってくるの?
otakakot
1
710
Kubernetes上でAgentを動かすための最新動向と押さえるべき概念まとめ
sotamaki0421
3
650
JOAI2026 1st solution - heron0519 -
heron0519
0
150
CursorとClaudeCodeとCodexとOpenCodeを実際に比較してみた
terisuke
1
490
感情を設計する
ichimichi
5
1.6k
SREに優しいTerraform構成 modulesとstateの組み方
hiyanger
2
150
AIを導入する前にやるべきこと
negima
2
180
GNU Makeの使い方 / How to use GNU Make
kaityo256
PRO
16
5.6k
Vibe NLP for Applied NLP
inesmontani
PRO
0
470
Featured
See All Featured
実際に使うSQLの書き方 徹底解説 / pgcon21j-tutorial
soudai
PRO
199
73k
How to Align SEO within the Product Triangle To Get Buy-In & Support - #RIMC
aleyda
2
1.5k
The Mindset for Success: Future Career Progression
greggifford
PRO
0
310
Fight the Zombie Pattern Library - RWD Summit 2016
marcelosomers
234
17k
Keith and Marios Guide to Fast Websites
keithpitt
413
23k
Building Applications with DynamoDB
mza
96
7k
職位にかかわらず全員がリーダーシップを発揮するチーム作り / Building a team where everyone can demonstrate leadership regardless of position
madoxten
62
53k
Save Time (by Creating Custom Rails Generators)
garrettdimon
PRO
32
2.8k
It's Worth the Effort
3n
188
29k
The AI Revolution Will Not Be Monopolized: How open-source beats economies of scale, even for LLMs
inesmontani
PRO
3
3.4k
Digital Ethics as a Driver of Design Innovation
axbom
PRO
1
270
Improving Core Web Vitals using Speculation Rules API
sergeychernyshev
21
1.4k
Transcript
Accessibility A glimpse of web accessibility
About Me ★ Hsiaoming Yang ★ lepture ★ Flask ★
https://github.com/lepture ★ https://lepture.com ★ 暁明株式会社
https://typlog.com
https://authlib.org
Accessibility 0
★ Visual Impairment ★ Hearing Impairment ★ Handicap ★ Left
hand ★ ......
Real life 1
Japan is doing pretty good in accessibility.
Metro
Toilet
Traffic
On Web 2
“Accessibility is not taken into account.”
Rakuten
Before Programming 3
~8%
This is a success message This is an error message
This is a success message This is an error message
✔ ✗
Trello Labels https://trello.com
Font Size General/Accessibility/Larger Text
Interaction & Feedback button:hover a:hover input:focus
Button Button:hover
– Tyrion Lannister “A mind needs books as a sword
needs a whetstone if it is to keep its edge.”
VoiceOver 4
General Accessibility
None
None
VO = Control + Option VO + Shift + Down
Enter an area VO + Shift + Up Leave an area VO + Left Next Element VO + Right Previous Element VO + H Help
Windows https://www.microsoft.com/en-us/accessibility/windows
Accessibility is easy 5
<html lang=“ja”>
Semantic HTML <button> <header> <aside> <img alt=“”>
<a role=“button”> role
Landmarks
None
<a> <i class=“icon-menu” aria-label=“Menu”></i> </a> aria-label
None
None
aria-hidden <a href=“URL”> <i class=“icon-wine” aria- hidden></i> ワイン </a>
aria-live This is a success message ✔
Accessibility is hard 6
★dialog ★tablist ★select ★etc..
References • https://www.w3.org/TR/wai-aria-practices/examples/ landmarks/HTML5.html • https://developer.mozilla.org/en-US/docs/Learn/ Accessibility/HTML • http://www.w3.org/TR/wai-aria/roles •
http://a11yproject.com/
– W3C “The Web is fundamentally designed to work for
all people.”
Thank You Q & A