You really can't. It's controlled indirectly by the windows theme/scheme.
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"biff" <biff@discussions.microsoft.com> wrote in message
news:CC17BA0E-03E3-44C5-9A45-EB3265976830@microsoft.com...
> How do i change the color of the selection highlight. In the messages
> list
> the message that you currently have selected is a different color than the
> rest on the emails in the list. How do I change the color of this
> highlight?