ColorValueConverter for DevExpress XPO - save Color to database as Int32

ColorValueConverter.cs

public class ColorValueConverter : ValueConverter
{
    public override Type StorageType { get { return typeof(Int32); } }
    public override object ConvertToStorageType(object value)
    {
        if (!(value is Color)) return null;
        return ((Color)value).ToArgb() & 0x00FFFFFF;
    }
    public override object ConvertFromStorageType(object value)
    {
        if (!(value is Int32)) return null;
        return Color.FromArgb((Int32)value | /* 0xFF000000 */ -16777216);
    }
}