A ribbon that uses a fast EMA, a slow EMA, and a signal EMA. By default the signal EMA is invisible.
When the fast EMA > slow EMA the default fill is green, and then red when the fast EMA < slow EMA. The signal EMA adds a 2nd flavor to the ribbon. When the fast EMA > slow EMA, if the signal is beneath the fast EMA, the ribbon fill changes its color to a brighter...