This color refers to the background color for Dimensions in the Edit window.
Entry Name: EWDimBackGrndColor
Entry Type: Whole number that specifies the decimal color number. The default value is 2883328 (Light Teal).
It is best to alter this value inside of PC-DMIS from the Color Editor dialog box accessed from the Edit | Preferences | Edit Window Colors menu item. This value serves as a place holder for the last used value.