I will want to change the color curve depending on whether the value is in a target area (Green), close to a target area (Orange) or in an area an area to avoid (Red).
In the idea, I would like it to be like this image that I found on the Internet :
I am using a Power Chart.
By default if this is not possible, can I change the background color so that we can see the red, orange and green areas?
Like that :
Thank you in advance for your help.