title: How to highlight a cell using the hex color value within the cell?
body: <p>I have a spreadsheet of symbols and matching hex colors. I want to fill the cell itself (or the one next to it) with the hex color within the cell. I've read a bit about "conditional formatting", and I think that's the way to do it.</p>
  
  <p>How might I achieve the result I would like?</p>