About this book:

This book provides a comprehensive guide to building inclusive web and mobile applications by integrating accessibility into every stage of the product lifecycle. It begins by establishing the business, legal, and ethical cases for accessibility, framed by the "POUR" principles (Perceivable, Operable, Understandable, and Robust). The text emphasizes that accessibility is not merely a compliance checklist but a fundamental aspect of high-quality engineering and design that expands market reach and improves user experience for everyone, including those with permanent, temporary, or situational disabilities.

The core technical sections detail the practical implementation of accessible interfaces. For web development, the book champions semantic HTML as the primary tool for structure, supplemented by WAI-ARIA for complex dynamic components. It covers critical patterns such as keyboard-first navigation, focus management, skip links, and accessible form design with robust error handling. Special attention is given to visual and motion design, ensuring that color contrast, typography, and animations are inclusive and respect user preferences like "reduced motion."

For mobile platforms, the book provides specific techniques for iOS and Android, focusing on how to effectively use platform APIs like VoiceOver and TalkBack. It discusses the importance of touch target sizes, gesture alternatives, and the proper use of haptics. Beyond implementation, the book addresses the necessity of media accessibility through captions and audio descriptions, and provides strategies for managing the unique challenges of single-page applications (SPAs) and dynamic content updates.

The final chapters move toward sustainability and governance. The author outlines a multi-layered testing strategy that combines automated linting and CI/CD tools with rigorous manual testing and user research involving people with disabilities. To scale these efforts, the book advocates for building accessibility directly into design systems. By treating accessibility as a core business metric and a standard part of the "definition of done," organizations can realize a significant return on investment through increased conversion, reduced legal risk, and a more resilient codebase.

What You'll Find Inside:

• Master the POUR principles (Perceivable, Operable, Understandable, Robust) as a flexible framework for evaluating and improving accessibility across web and mobile experiences.
• Learn why semantic HTML is the foundational accessibility tool—using native elements correctly provides built-in keyboard support, screen reader compatibility, and robustness without extra code.
• Implement effective keyboard-first design, focus management, and skip links to ensure all interactive elements are operable and navigable without a mouse or touch input.
• Apply WAI-ARIA correctly to enhance complex components when native HTML falls short, while avoiding common pitfalls that can harm accessibility if misused.
• Embed accessibility into product planning through user research, definition of done, design systems, and governance to create sustainable, inclusive products from the start.

Who's It For:

This book is for designers, developers, product managers, and technology leaders who want to build inclusive digital products. It provides practical techniques for those shaping user interfaces, writing code, prioritizing features, or setting accessibility strategy—specifically anyone seeking to improve user experience, reduce legal risk, and expand market reach through accessibility.