Combine color-coded information with text for optimal interaction
Make sure color-coded information is also supported with text
Information conveyed through colors only can be very difficult, if not impossible to use for some users. It is therefore important to ensure that when color differences are used to convey information, such as distinguishing required form fields (displayed in red) from optional form fields or telling hyperlinks from regular text, that the information conveyed by the color differences is also conveyed explicitly in another way.
To do this, simply make sure that whenever color is use to provide some level of information or [...]