Sometimes, its funny to see how red and green color codes are used in software. As red/green schemas are basically taken from traffic lights, we can imagine that red would be used for dangerous situations (stop!) and green for safe situations (move on). Like in Microsoft’s personal firewall:

But sometimes, color codes are basically used for what’s good for the software service. For example, in Brightkite, a location-sharing application, this is how full location disclosure (posted to a public web page) looks like:

and this is how a private mode, which is “safe” looks like:

So, can people trust these color codes? Probably not.

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