ARIA provides an attribute which allows to hide elements from screen readers. It works pretty uniformly on non-focusable elements in modern browsers and screen readers, but it still has some very odd peculiarities. So you better try to create solutions that do not need it.| Accessibility Developer Guide
If you're building an icon system for a site, you have some options. If you know the icons need to be raster images, then you'll likely be using CSS sprites.| CSS-Tricks
There are various ways to hide content in web interfaces, but are you aware of the different ways they can impact the accessibility of the ‘hidden’ content? ...| www.scottohara.me