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More on content-visibility

Back in August 2020, when the content-visiblity property in CSS trickled its way into Chrome browsers, Una Kravets and Vladimir Levin wrote about it and we covered it. The weirdest part is that to get the performance value out of it, you pair it with contain-intrinsic-size on these big chunks of the page where you insert some arbitrary guess at a height. I wrote:

That part seems super weird to me. Just guess at a height? What if I’m

Read article “More on content-visibility”
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Comparing Various Ways to Hide Things in CSS

You would think that hiding content with CSS is a straightforward and solved problem, but there are multiple solutions, each one being unique.

Developers most commonly use display: none to hide the content on the page. Unfortunately, this way of hiding content isn’t bulletproof because now that content is now “inaccessible” to screen readers. It’s tempting to use it, but especially in cases where something is only meant to be visually hidden, don’t reach for it.

The fact … Read article “Comparing Various Ways to Hide Things in CSS”

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Focus management and inert

Many forms of assistive technology use keyboard navigation to understand and take action on screen content. One way of navigating is via the Tab key. You may already be familiar with this way of navigating if you use it to quickly jump from input to input on a form without having to reach for your mouse or trackpad.

Tab will jump to interactive elements in the order they show up in the DOM. This is one of the reasons why … Read article “Focus management and inert”

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Styling Complex Labels

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Accessible Web Animation: The WCAG on Animation Explained

It’s true, web animation can be accessible! Sometimes it just takes a little extra effort to make sure that it is. There are strategic things we can do to make sure our animations have a positive impact on accessibility, like planning how they contribute to the overall UX and ease of use of our site. There are also more tactical considerations for making sure the animations on our site are accessible, and that’s where the Web Content Accessibility Guidelines (WCAG)Read article “Accessible Web Animation: The WCAG on Animation Explained”

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Nailing the Perfect Contrast Between Light Text and a Background Image

Have you ever come across a site where light text is sitting on a light background image? If you have, you’ll know how difficult that is to read. A popular way to avoid that is to use a transparent overlay. But this leads to an important question: Just how transparent should that overlay be? It’s not like we’re always dealing with the same font sizes, weights, and colors, and, of course, different images will result in different contrasts.

Trying … Read article “Nailing the Perfect Contrast Between Light Text and a Background Image”

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HTML for Subheadings and Headings

Let’s say you have a double heading situation going on. A little one on top of a big one. It comes up, I dunno, a billion times a day, I’d say. What HTML do you go for? Dare I say, it depends? But have you considered all the options? And how those options play out semantically and accessibility-y?

As we do around here sometimes, let’s take a stroll through the options.… Read article “HTML for Subheadings and Headings”

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SVG Title vs. HTML Title Attribute

You know the title attribute? I can do this:

<div title="The Title"I'm a div with a `title`
</div

And now if I’m on a device with a mouse pointer and hover the cursor over that element, I get…… Read article “SVG Title vs. HTML Title Attribute”

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Five 5-minute Videos from Ethan on Design & Accessibility

Ethan:

I’ve been working with Aquent Gymnasium to produce a series of five short tutorial videos, which have been launching over the course of this past week. Since the last video just went live, I’m thrilled to share the whole list with you:

Introduction to using VoiceOver on macOS
Designing beautiful focus states
Flexible and accessible typesetting
Responsively designing with viewport units
Designing beautiful and accessible drop caps

Five minutes is a real sweet … Read article “Five 5-minute Videos from Ethan on Design & Accessibility”