| "If you are experiencing washed out or rainbow colors in StarCraft, forcing Windows DirectDraw to run the game under a compatibility mode may resolve your issue. We have a pre-set registry key that you can apply to enable it." |
So basicly it seems to just edit the compability mode so you don't have to test around yourself, does it help you?
It also states that tabbing out will enabled the 'washed colours' again.
The support entry can be found here, and it contains the registry files for your Windows 7 32-bit and 64-bit versions.
Links
blizzard.com - Support entry with the links
