Color appointments and meetings in your Calendar

Do any of the following:

In Calendar, right-click an appointment or meeting, point to Label on the shortcut menu, and then click a color in the list.
To remove a color from the appointment or meeting, in the Label list, click None.

In Calendar, open an appointment or meeting.
Click Open the series, and then click OK.
In the Label list, click a color.
To remove a color from the appointment or meeting, in the Label list, click None.

In Calendar, right-click the calendar grid, and then click Automatic Formatting on the shortcut menu.
Click Add, and then type a name for the rule.
In the Label list, click a color.
Click Condition to specify the conditions under which the color will be applied.
Note If you manually assign a color to an item, automatic coloring cannot be used on that item.