Answer
As with most things there are countless ways you could do this.
The quickest and easiest that comes to mind: add a gradient map. This gives you the benefit of easily being able to change the color of both lines and background. There isn’t much contrast in the image so you need to bunch both gradient color stops to one end.
This took me all of about 10 seconds:
Attribution
Source : Link , Question Author : userMod2 , Answer Author : Cai