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Martin Underhill @tempertemper

Accessibility specialist and blogger. I post links to my articles here; if you have any questions I'd love to hear from you on Bluesky, Mastodon, or LinkedIn.

Joined April 2009
  • Tweets 17,044
  • Following 140
  • Followers 946
1,228 Photos and videos
✍️ Safari 26.2 prompted me to write about the HTML5 document outline algorithm 🪦 tempertemper.net/blog/the-fi… #accessibility #a11y

The final nail in the HTML5 document outline coffin

All the main web browsers have finally dropped visual support for the HTML5 document outline algorithm. Here’s why that’s good news.

tempertemper.net
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✍️ Should pagination take you to a new page? tempertemper.net/blog/should…

Should pagination take you to a new page?

‘Pagination’ has comes from the word ‘page’, so yes, pagination should consist of pages. But the question is totally valid; worth digging into!

tempertemper.net
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✍️ An accessible pagination pattern (or two) tempertemper.net/blog/an-acc… #accessibility #a11y

An accessible pagination pattern (or two)

A couple of weeks ago I added pagination to my blog, and it was an interesting delve into the various designs and markup patterns that can be used.

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Every idea comes from a good place, but some well-intended features are actually bad for usability; limiting form field input is one of those things ✍️ tempertemper.net/blog/dont-m… #accessibility #a11y

Don’t meddle with user input

Every idea comes from a good place, but some well-intended features are actually bad for usability; limiting form field input is one of those things.

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New profile pic #MayThe4thBeWithYou
My usual avatar showing a very low resolution pixellated version of me, this time with a helmet like the main character from The Mandalorian TV series, and Grogu (The Child) standing next to me.

ALT My usual avatar showing a very low resolution pixellated version of me, this time with a helmet like the main character from The Mandalorian TV series, and Grogu (The Child) standing next to me.
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The whole point of VoiceOver is that it talks out loud, but sometimes you need it to be quiet for a moment… Here's how to get it to shut up when you need 📷 tempertemper.net/blog/gettin… #accessibility #a11y

Getting VoiceOver to shut up

The whole point of VoiceOver is that it talks out loud, but sometimes you need it to be quiet for a moment.

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The difference between Increased Contrast Mode and Windows High Contrast Mode (Forced Colours Mode) ✍️ tempertemper.net/blog/the-di… #accessibility #a11y

The difference between Increased Contrast Mode and Windows High Contrast Mode (Forced Colours Mode)

I’ve written about Increased Contrast Mode and Windows High Contrast Mode, but what’s the difference? And where does Forced Colours Mode come in?

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In order to make my website’s keyboard focus outlines pretty in Safari, I had inadvertently broken things for people who use Windows High Contrast Mode with the keyboard alone… ✍️ tempertemper.net/blog/window… #a11y #accessibility

Windows high contrast mode and focus outlines or: My focus indicators were inaccessible

In order to make my website’s keyboard focus outlines pretty in Safari, I inadvertently broke things for people who use Windows High Contrast Mode.

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I just tapped (with great pleasure) Tweetbot’s “I Don’t Need a Refund” button daringfireball.net/2023/03/t…
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When an interactive element like a button, link, or form field sits on top of another interactive element, accessibility (and usability) problems arise ✍️ tempertemper.net/blog/overla… #accessibility #a11y

Overlapping interactive areas

When an interactive element like a button, link, and form field sits on top of another interactive element, accessibility (and usability) problems arise.

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‘Alt’ text is vital for people who can’t see an image, but what about those who don’t use a screen reader but still struggle with low contrast images? ✍️ tempertemper.net/blog/images… #accessibility #a11y

Images, illustrations, and contrast

‘Alt’ text is vital for people who can’t see an image, but what about those who don’t use a screen reader but still struggle with low contrast images?

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Martin Underhill retweeted
Emma Dawson@EmmaDawsonDev
22 Dec 2022
Day 26 of #A11yAdvent - confused about when to use html section elements? @tempertemper gives a good explanation about how to make them accessible in this blog post tempertemper.net/blog/when-a…

When and how to use the section element

So what on earth is a element actually for? The answer isn’t as obvious as you might have hoped, but it’s definitely straightforward.

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Check this beaut out! 😍
A solid looking metal garlic crusher with a black rubberised handle and a red plastic part to push the bits of garlic out of the holes.

ALT A solid looking metal garlic crusher with a black rubberised handle and a red plastic part to push the bits of garlic out of the holes.

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Based on the price and apparent quality, I’m hoping this is the last garlic crusher I’ll ever buy.
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I enjoy that it’s stuff like this I get excited about these days 😂
Martin Underhill retweeted
Clare Hussey@ilovefactories
24 Nov 2022
Super excited the new #numberanxiety #accessibility poster made available, thanks @GirlCalledMalic Ollie and @zenfunkmaster seeing the final artifact makes me happy 😊 thanks also @abbott567 for your help accessibility-manual.dwp.gov…
Screenshot of the brand new GOV.UK accessibility poster, title: Designing for users with dyscalculia or low numeracy

ALT Screenshot of the brand new GOV.UK accessibility poster, title: Designing for users with dyscalculia or low numeracy

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There was a controversial (rightly!) article a year or two ago about accessible and elegant digital design being mutually exclusive. Not having any luck searching for it… Does anyone have the link? #Accessibility #A11y
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Does anyone have a recommendation for a good human live captioning service? #a11y #accessibility
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Martin Underhill retweeted
Jess Budd@jessbudd
10 Nov 2022
This post goes into more detail about our usability testing with frequent screen reader users; the common patterns that stood out, and why they should matter to people involved in the web. #a11y #accessibility #userTesting jessbudd.com/blog/screen-rea…

5 takeaways from screen reader usability interviews

Some common patterns that stood out to me during usability interviews with frequent screen reader users.

jessbudd.com
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Martin Underhill retweeted
AccessibilityNYC@a11ynyc
4 Nov 2022
#Accessibility beyond the "obvious" buff.ly/3zwvO7q via @tempertemper #A11y
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