When an event belongs to more than one category, it will be displayed with the color of the primary category. You can view the primary category of an event using the following steps:
  1. Navigate to onMessage > Content > Events.
  2. Click on the name of the event category.
  3. Click the pencil next to the event. A new window will open, and the categories to which this event belongs are listed at the bottom of the window.
  4. Select the radio button next to the category which should be the primary category.
  5. Click Save & Exit.