This scientific article analyzes the state of the art on web accessibility and highlights users with disabilities or impairments, taking into account usability and user experience. It presents the four pillars related to accessibility on the web, some practical suggestions to be taken into account for the design and construction of websites and also refers to the competent entity for the development of actions to monitor compliance with the legislation. As a reference example of good digital inclusion practice, the Apple website (https://www.apple.com/pt/) is analyzed, which allows access to people with some type of disability.