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Gets a FormatColor object that you can use to specify the fill color for negative data bars.
Use the returned IFormatColor object to customize the dedicated fill color when ColorType is set to Color.
IFormatColor Color { get; }
ReadOnly Property Color As IFormatColor
worksheet.Range["A1:A4"].Value = new object[,] {{-10}, {-5}, {0}, {20}};
IDataBar dataBar = worksheet.Range["A1:A4"].FormatConditions.AddDatabar();
INegativeBarFormat negativeBarFormat = dataBar.NegativeBarFormat;
negativeBarFormat.ColorType = DataBarNegativeColorType.Color;
IFormatColor color = negativeBarFormat.Color;
color.Color = Color.Red;