title: Change the background color of tooltip dynamically using chart color
body: <p>I have a line chart with 4 datasets, I want to show different tooltip backgrounds for all 4 lines. but tooltip doesn't support dynamic background color, anyway how to do this?</p>
  
  <p><a href="https://i.stack.imgur.com/RRA3G.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/RRA3G.png" alt="enter image description here"></a></p>