Task: I want to change the event color peacock to sage becasue sage is look like my favorite color tale. When I view an event, it will always appear peacock, so I decided to change the color of the event in my calendar.
Steps:
Go back to the previous page
Click on the Three bar menu icon at the top left corner of the screen to view the settings option
Scroll up to view the settings option
Click on the settings option to change the event color 
Click on the Events to change the color 
Click on the color option to change the color of the event
Click on the Sage to select this color for event