Appliqué and Colors : Quick Color Themes : Change a Quick Color Theme
 
Change a Quick Color Theme
Select an existing Quick Color Theme you wish to change from the Theme drop-down list, then click Edit Theme.
The predefined Quick Color Themes may not be edited. However, you may use any predefined theme as the basis for a new theme.
The options are the same as when you Add a Quick Color Theme. See Edit Quick Color Themes.