use another setting for ImageType property such as:pExportImage.ImageType = esriExportImageTypeGrayscaleIf the ActiveView is a PageLayout, it is also possible to workaround the problem by setting the page size to use the paper size of the current printe: pMxDoc.PageLayout.Page.FormID = esriPageFormSameAsPrinter ()See the "Change Paper Size" sample for full example of how to do this.