© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2024
A. FirthPractical Web Accessibilityhttps://doi.org/10.1007/979-8-8688-0152-5_3

3. Low Vision and Color Blindness

Ashley Firth1  
(1)
London, UK
 

We’ve covered a lot of work on accessibility for blind users, but the vast majority of users with sight-based access needs actually have other forms of visual impairment. The World Health Organization estimates that at least 2.2 billion people globally have a near or distance vision impairment, and in at least 1 billion cases, this impairment has yet to be addressed.1 There are an estimated 39 million people living with blindness in the world, but over 250 million people with low vision (significant visual impairment ...

Get Practical Web Accessibility: A Comprehensive Guide to Digital Inclusion now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.