Enable print dark colors hotfix
A Color Category that uses a dark color may print lighter than other Color Categories in Outlook 2007
After you assign Color Categories to your Outlook items in Microsoft Office Outlook 2007, a Color Category that uses a dark color may print lighter than other Color Categories.
This Fix it solution enables functionality provided by the following hotfix:
957909: Description of the Outlook 2007 post-Service Pack 1 hotfix package: September 24, 2008