'Declaration Property Fill As System.Tuple(Of FillPatternType,IExcelColor,IExcelColor)
'Usage Dim instance As IDifferentialFormatting Dim value As System.Tuple(Of FillPatternType,IExcelColor,IExcelColor) instance.Fill = value value = instance.Fill
System.Tuple<FillPatternType,IExcelColor,IExcelColor> Fill {get; set;}