title: excel cell coloring
body: <p>I am using c# to color particular cells of excel file.
  I am using:</p>
  
  <pre><code>Application excel = new Application();
  Workbook wb = excel.Workbooks.Open(destPath);
   Worksheet ws = wb.Worksheets[1];
   ws.get_Range(ws.Cells[row, clmn]).Cells.Interior.Color = 36;
  </code></pre>
  
  <p>...to color cells, but this is not working.
  Can anyone help me out?</p>