The WCAG contrast requirements are flawed. Here's what a new approach could mean for data visualizations.

Download the Web Accessibility Checker, a FREE tool that tests your website for ADA and WCAG compliance. Simply add this plugin to your Chrome browser and start scanning.

Eric asks: Do we need to develop WCAG 3 at this moment? Or is WCAG 2 still good enough?

Eine Webseite sollte für jeden Besuchenden möglichst zugänglich sein. Wir führen in die grundlegenden Begriffe ein, stellen WAI, WCAG und BITV vor und zeigen Wege, Barrierefreiheit zu prüfen.

Artikel zur Konzeption, Gestaltung und Technik barrierefreier Webangebote : Einfach für Alle

… is a suite of evaluation tools that helps authors make their web content more accessible to individuals with disabilities. WAVE can identify many accessibility and Web Content Accessibility Guideline (WCAG) errors, but also facilitates human evaluation of web content. Our philosophy is to focus on issues that we know impact end users, facilitate human evaluation, and to educate about web accessibility.

This article is the first of two parts about a guide to making websites accessible to keyboard users. Here Cristian Diaz covers a good set of practices and recommendations on how to use HTML and CSS to create a great experience for keyboard users.

Actionable tips on how to nail WCAG 2.1 color compliance.

A macOS app for quick access to WCAG color contrast ratios → https://itunes.apple.com/de/app/contrast-color-accessibility/id1254981365?l=en&mt=12

Diese Ausführungen gelten generell für Websites, gehen an einigen Stellen aber auf Besonderheiten der Buchbranche ein. Sie bilden eine Auswahl der in WCAG 2.1 („Web Content Accessibility Guidelines“, https://www.w3.org/TR/WCAG21/) aufgeführten Vorgaben für barrierefreie Websites.

Digitale Barrierefreiheit ist bereits seit 2018 für bestimmte Websites Pflicht – die Regelungen werden schrittweise ausgeweitet. Die EU positioniert sich

WCAG 3 will use a new color contrast method called APCA (Advanced Perceptual Contrast Algorithm).It's a big improvement over the current system but there are a lot of changes to get your head around.🧵 pic.twitter.com/yLbujn3hG4— Dan Hollick 🇿🇦 (@DanHollick) December 9, 2021

WCAG 2.1 is the standard used by EN 301 549, the European procurement rules, and you need to pass these success criteria to comply with the UK Public Sector Bodies (Websites and Mobile Applications) Accessibility Regulations 2018

Empowering designers with beautiful and accessible color palettes based on WCAG Guidelines of text and background contrast ratios.