I ran across a survey from Tilburg University on the experiences and perspectives of image describers. It asked what process I follow to write image alternative text, and it occurred to me that I don’t use a checklist or guideline anymore. That may or may not be a good thing,…
TL;DR: Avoid setting heading levels greater than six (6). This applies whether using aria-level or the proposed headingstart HTML attribute. Use HTML <h#> elements whenever possible. ARIA The aria-level attribute, when applied to headings (or nodes with the heading role) lets authors set an integer value for a heading level.…
TL;DR: Keep your image alternative text brief, devoid of special characters, empty of URLs, and ideally in one language. Here We Go Sometimes you can have too much alternative text, particularly for an <img>. I don’t mean there is a limit to what is allowed, I mean there is a…
Download a 4.4MB tagged PDF of my slides or try the embedded view if your browser displays PDF inline. The text in the slides is set in Atkinson Hyperlegible. The outdoor images are generated from Midjourney. The PDF is exported from PowerPoint, after confirming reading order and alternative text and…
Controls that can operate other controls in bulk are not new. One common example is a single checkbox that allows you to check or uncheck a group of checkboxes. Another example is a single button that lets you expand or collapse a set of disclosure widgets. When the user operates…
Trying Markdown code indicators in my post title, not because I want it to convert, but because I am curious if people will ping me to tell me it broke their RSS readers. Oh, and so it converts to code when pasted into your GitHub issues. ARIA note Role A…
This was a thread over on Mastodon and it did some numbers (such as zero), but not everyone is over there and I felt like I might reference this again later. Now it is a post (slightly expanded in parts to reduce ambiguity). This image was generated by Midjourney using…
How the <abbr> element is defined and exposed, along with the title attribute: § 4.5.9 The abbr element from WHATWG. ARIA in HTML entry on <abbr> notes it has no implicit role and naming is prohibited. Which is probably why Core Accessibility API Mappings 1.2 does not list it. HTML…
AudioEye has dropped its lawsuit against me as part of a settlement agreement. The specific legal details are at the end of this post. Index for this post: Joint Statement Impact, Abridged SLAPP Everybody Lost Legal Details Wrap-up Related CAO Hire: 8 February 2024 Talk References (Added 7 July 2024)…
I made a demo for WCAG 2.2 Success Criterion 2.5.8 Target Size (Minimum) AA and have embedded it further down the page. Unfortunately it is going to be annoying for you, dear reader, as it steals focus. Conformance Success Criterion 2.5.8 Target Size (Minimum) AA with only the first two…
This post supplements Browser Video Players Review. There I wade into the de facto accessibility of the <video> element based on the default video players provided by browsers. The results of my testing here update the tables in that post. One of the primary challenges of using the browsers’ default…
Yeah, that’s not exactly a helpful title. The relatively new Web Platform Baseline offering does not track browser support for accessibility features built into the web platform. If you need to understand whether browsers support accessibility features as your own base level set of requirements, for legal or other compliance…