INTERACTION DESIGN PRINCIPLES FOR INTERACTIVE ...

(a) (b)
Figure 5.29 Examples of BBCi Branding (a) and (b)
As evidenced by Figure 5.30, the text on the consistent navigational bars used by
the BBC can be adapted for each program as appropriate, but the colors are mandatory
and are purposefully color coded: red is meant to provide a relevant link to whatever
content is on screen; green is thought of as providing customization or access to
communication tools; yellow can be flexible and fills in for controls that are difficult for
the viewer to access; and blue is meant to provide access to fixed textual information or
to sections of a service (British Broadcasting Corporation, 2002).
Figure 5.30 BBCi Navigation Bar Color Scheme
In early 2005, the BBC updated the look of BBCi and its brand logo. User-
centered design is clearly the driving force behind this evolution. As evidenced by Figure
5.31, “Gone is the chunky white i block of the original logo and in comes a little red i dot,
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