At the end of the staff review, there is a close review rating. This rating can be enabled/ not enabled and the rating wording can be changed.
Select 'Settings'
Select 'Review'
Select 'General'
Select 'Settings'
Click 'Enable Review Period Grading'
Select 'Settings'
Select 'Review'
Select 'General'
Select 'Review Period Gradings'
Click on the edit pencil to amend the Wording and Colour
The order of the Grading can be changed by dragging and reordering the Grading Types