Visual Accessibility Research

Peter Sloterdijk, Foams Spheres Volume III: Plural Spherology, MIT Press, 2016

Ellen Lupton and Andrea Lipps, The Senses: Design Beyond Vision, Princeton Architectural Press, 2018

UK Home Office, Accessible Service Design.

Karwai Pun, Dos and don’ts on designing for accessibility, 2016 (See also the data on github)

Braille Institute, Blind and Low Vision Web Accessibility Tips

Braille Institute, Atkinson Hyperlegible Font

Accessibility, MDN Web Docs

Accessibility Best Practices, Human Interface Design, Apple

Macintosh Human Interface Guidelines, Apple, 1995

Web Content Accessibility Guidelines (WCAG) color contrast formula, latest standard.

The Web Almanac, HTTP Archive, Accessibility 2021

Randoma11y

Color & Contrast

Multiple Colors Contrast Checker

Inclusive Design with Jutta Treviranus