Summary The Accessibility, defined as the ease with which people with some degree of disability can access the contents of a website, it is an issue that web designers and programmers to be taken into account in their projects. This will be possible only after the recognition of the right of access to content for people with special skills and knowledge of its limitations and particular ways of accessing the Internet. What is Accessibility? Often (though not as much as we would like) we discover that the infrastructure of big cities changed in the sense of promoting access and mobility for people with some degree of physical disability. Ramps where there were only stairs, wide doors and specially adapted health are just some examples of this new way of integrating our fellows. This healthy phenomenon is also expressed on the Web where designers begin to consider issues in their projects that will make their content accessible to people with disabilities.

Thus arises the concept Accessibility, broadly defined as the ease with which people with disabilities interact with Web sites. An accessible site is one in which the design elements as color, font size and arrangement of elements not difficult to understand the content of the site. Definition of disability The disability can be divided into the following categories: visually impaired or hearing impaired motor or cognitive impairment Deficiencies Each of these categories includes its own set of states. For example, within the visually impaired is included low vision problems, blindness and blindness.