Your accessibility score is lying to you

Automated accessibility testing tools, such as axe-core by Deque, WAVE, Lighthouse are bit like a spellcheck for web accessibility. They are really useful for identifying and resolving many common accessibility issues quickly. There are a whole range of tools that provide similar services, a way to detect some of the most common accessibility issues across a page. The problem with automated accessibility scores The problem is the way their reporting gives a score of out 100%. It gives the impression to the uneducated that an automated scoring once it reaches 80 or 90% is pretty good. However, these scores can be deeply misleading. Automated tests typically detect only 20% to 40% of real accessibility issues. What about with AI I hear you scream? I'm sure that will increase but for now let's pause that for this post. Like a spell-checker that flags spelling mistakes but cannot understand meaning or context, it can't tell you if the book makes sense. These tools identify technical errors