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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