![]() ![]() Very few people who rely on screen readers use ChromeVox, but if you just want to get a feel for how screen readers operate without investing a lot of time into it, it’s suitable for a demo of the technology. It doesn’t have quite as many options as JAWS, which along with it’s price (free) makes it a good choice for those interested in a Windows-based reader.ĬhromeVox: This is a Chrome extension that provides a basic screen reader for the Chrome browser only. NVDA is growing in popularity, especially amongst younger users. NVDA: An open-source alternative to JAWS. Unless you already have a license to use JAWS and are familiar with it, this is not recommended for a lay person tester. It’s powerful, highly customizable, but also complex and expensive. JAWS: This is the standard for Windows readers. It is the de facto standard for screen reader users who use macOS. Voiceover: This software is built into all Mac computers. This is a purely optional tool if you are interested in experiencing how screen readers help people navigate their computers. Screen readers have a steep learning curve to use proficiently, and some native screen reader-users opine that sighted users should not attempt to make changes to their website based on their experiences as novice screen reader-users. You do not need to install, configure, or learn how to use a screen reader to do informal accessibility evaluations. provides a page filter that allows a user to input a specific url to see a version of the page that mimics what a person with colorblindness would see. The tool provides four different filters, each representing one of the forms of colorblindness. This tool also excels by offering a slider to lighten/darken your color inputs until it meets contrast requirements.Ĭolour Contrast Analyzer: The Paciello Group provides this desktop software to test color contrast, and it includes an eyedropper tool so you can select colors without needing to identify their hex values first. This software must be installed on your computer with the assistance of the IT department. The tool allows you to plug in two different colors by their hex values, and it calculates the contrast between them, and if they meet or fail different WCAG color contrast standards. WebAIM Color Contrast Checker: A web-based contrast tool by the experts at WebAIM. There are a variety of web-based and desktop software to tell you the current color contrast, and provide suggestions for different colors that meet different tiers of contrast requirements. While automated testing tools are adept at identifying some color contrast issues, they don’t typically tell you what colors you should use if the current color contrast is insufficient. These share the same limitations as website-testing applications, but can be useful to identify problems before they get shared to a wider audience. This creates a slightly busier interface, but may help people identify the exact areas of their page that require attention.īuilt-In automated accessibility testing tools in content-authoring software – MS Office products including Word, Excel, and PowerPoint, as well as Adobe Acrobat and other platforms, have built-in accessibility testing tools. Similar to SiteImprove, but it also adds icons to the page where the accessibility issues can be found. WAVE toolbar – a free browser plugin for Chrome and Firefox that detects issues on the current page with a single button click. SiteImprove – a free browser plugin for Chrome and Firefox that detects issues on the current page with a single button click. That images and videos are free of text. ![]() Color contrast against a pattern background, an image background, or a video.Anything to do with quality of content – quality of alt text, quality of video captions.That there is exactly 1 per page)Īutomated testing tools are inconsistent or entirely unable to catch the following types of errors: Color contrast with solid-colored text against solid-colored background.The best tools will catch about 33% of errors, and automated testing tools produce both false positive and false negative errors.Īutomated testing tools are good for catching the following types of errors: It’s important to understand that all automated testing tools are imperfect. Automated Testing ToolsĪutomated testing tools are useful as easy, first-pass methods to identify the biggest accessibility issues. Understanding the types of tools available to you, and their respective strengths and limitations, will help you choose appropriate tools to help streamline the testing process. There are a variety of tools to assist you in performing an accessibility self-evaluation of your website or other digital content.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |