
The stand-alone API analyzes pages in a self-contained, "headless" browser after scripting has been applied - full DOM analysis of a rendered web page! It supports all features of the WAVE API Specification, plus the ability to capture full-page screenshots, define customized viewport sizes (handy for checking mobile responsive breakpoints), support pass-through authentication, etc.
The WebAIM Contrast Checker is a free, web-based tool designed to help web designers and developers ensure their content meets accessibility standards by evaluating the contrast between foreground and background colors. By inputting color values or selecting them via a color picker, users can determine if their color combinations comply with the Web Content Accessibility Guidelines (WCAG for readability and accessibility. Key Features: - Color Input Options: Users can enter hexadecimal color codes or use the color picker to select colors directly. - Contrast Ratio Calculation: The tool calculates the contrast ratio between the selected foreground and background colors. - WCAG Compliance Evaluation: It provides pass/fail results based on WCAG 2.0 and 2.1 standards for normal text, large text, and graphical objects. - Adjustable Lightness: Users can adjust the lightness of colors to explore different contrast scenarios. - Bookmarklet Availability: A bookmarklet is available for quick access, allowing users to test contrast on any webpage. Primary Value and Problem Solved: The WebAIM Contrast Checker addresses the critical need for accessible web content by enabling designers and developers to verify that their color choices provide sufficient contrast. This ensures that text and important visual elements are easily readable, particularly for users with visual impairments or color vision deficiencies. By facilitating compliance with WCAG standards, the tool helps create more inclusive digital experiences.


WebAIM (Web Accessibility In Mind) is an organization dedicated to making web content more accessible for individuals with disabilities. They offer a range of services, resources, and tools to help organizations comply with accessibility standards. One of their most notable tools is WAVE (Web Accessibility Evaluation Tool), which is accessible via https://wave.webaim.org. This tool allows users to analyze web pages for accessibility issues by simply entering a URL. It provides visual feedback on the accessibility of web content, highlighting both strengths and areas for improvement. WebAIM's commitment to education and advocacy in web accessibility makes their resources invaluable for developers, designers, and content creators aiming to ensure their websites are inclusive and accessible to all users.