title: Legend color is incorrect in excel chart created using EPPlus
body: <p>I am wondering if there is a way to manually set the legend entry colors. </p>
  
  <p>I changed the series colors to a custom color, but the legend color is not updating. See image:</p>
  
  <p><img src="https://i.imgur.com/ers9Xpm.png" alt="Incorrect legend color"></p>