Digital accessibility in HTML

Digital accessibility is of huge importance for visually impaired people or those unable to use a mouse. In order to use the internet with little or no vision, screen readers are in place. This is a special piece of software that reads what is on the screen or converts it to braille using special devices connected to the computer. People that cannot use a mouse will often rely on speech to give the computer instructions.

Early web applications were terrible in terms of accessibility. Luckily, WAI-ARIA created a technical specification of how to make the internet digitally accessible. Dynamic parts can be recognized if implemented correctly, and by adding semantics and metadata to the HTML, it's better useable for external tooling.

Semantics might be one of the most important parts here. This comes down to using the right HTML element for the right purpose. If something should be clicked, it is best to make it a <button> element and...