unity-design team mailing list archive

[Mark Shuttleworth <mark@xxxxxxxxxx>]

On 01/04/10 10:11, Conscious User wrote:
>   
>> There should be a rationale and guidance for the use of the various
>> colours. For example, red is clearly an alert colour, as is orange. When
>> would one use red and when orange? Both indicate a caution or warning.
>> Green indicates something that one should be aware of that is NOT a
>> warning or caution, such as a message. So I would expect the document to
>> include:
>>
>>  - a palette
>>  - guidance on the use of the colours and their combination
>>
>> In addition, guidance on the "feel" of the icons, such as the use of
>> flat imagery, line widths, scaling, proportions etc.
>>     
> Just a reminder: I think the guidelines should definitely consider
> accessibility issues. Daltonism is a common problem, and as a particular
> example I know more than one person who has major problems
> differentiating orange from red.
>   

All panel indicator communication is being driven over D-Bus. I would
like to see a specification for how a11y can be addressed by
intercepting this flow and expressing the information in a way that is
appropriate to a particular audience. That could mean: custom themes, or
alternative readers / announcers / notifications / visualizations.

Mark

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