that information conveyed by color differences is also available in text. • Try to use an indicator other than color such as text labels or patterns. • 1.4.1 Use of Color: Color is not used as the only visual means of conveying information, indicating an action, prompting a response, or distinguishing a visual element. (Level A)
background colors • To achieve conformance level AA, it is recommended that the contrast ratio between text and its background is at least 4.5 to 1 • 1.4.3 Contrast (Minimum): The visual presentation of text and images of text has a contrast ratio of at least 4.5:1, except for the following: (Level AA)
markers which show (indicate) which element on a web page is focused • A rule of thumb: if you can interact with an element with the mouse, you should also be able to use the keyboard to perform the same actions • If you’re using a keyboard, anything you interact with should have visible focus.
labeled correctly, keyboard operable and consistent • Placeholder text is not a suitable label and should never be used in the place of visual label • Allow user to review the information before submitting the form • Required form fields can be indicated in a variety of ways, but the method used must be perceivable with various senses.