What’s the scope of the work? Will the website be basic with just a few pages about your company, its services, and contact information? Or will it also have an e-commerce section for online shopping, a blog, or content for visitors to download? Before you hire a web designer, make sure you have a thorough, specific list of the components you must have the designer include in the web design.
Level AA is a little more significant, and makes sites accessible to people with a wider range of disabilities, including the most common barriers to use. It won't impact the look and feel of the site as much as Level AAA compliance, though it does include guidance on color contrast and error identification. Most businesses should be aiming for Level AA conformity, and it appears to reflect the level of accessibility the DOJ expects.
The Department has assembled an official online version of the 2010 Standards to bring together the information in one easy-to-access location. It provides the scoping and technical requirements for new construction and alterations resulting from the adoption of revised 2010 Standards in the final rules for Title II (28 CFR part 35) and Title III (28 CFR part 36).