As the educational sphere witnessed an unprecedented shift to online learning during the COVID-19 pandemic, a pivotal transformation was set in motion. The surge in online enrollment, spanning synchronous, asynchronous, hybrid, and mobile formats, has established the digital domain as a formidable medium of education. However, this transition comes with a responsibility to uphold the principles of equality and accessibility, a responsibility that mirrors the concerns long prevalent in traditional brick-and-mortar classrooms. Designing Equitable and Accessible Online Learning Environments is a pioneering endeavor which delves into the multifaceted dimensions of online education and reveals a crucial revelation that students from disadvantaged backgrounds exhibit a pronounced affinity for online courses. This book magnifies the essence of this observation, venturing beyond the surface to uncover the means to cultivate a genuinely inclusive online pedagogical experience. Meticulously curated, this book amalgamates diverse perspectives from luminaries in the field. The ultimate aspiration is to empower educators, administrators, researchers, and students with a profound understanding of the symbiotic relationship between inclusivity and technology. From theoretical underpinnings to practical strategies, every chapter resonates with the heartbeat of equitable education in the digital age. Embarking on a comprehensive journey, this book is an exploration of design theories that embrace the ethos of diversity, equity, inclusion, and accessibility. Topics span the spectrum, from deciphering the architecture of accessible digital tools to unraveling the tapestry of culturally responsive teaching in the virtual classroom.