Activate, remove, or swap the stroke and fill
Activate the stroke or fill to determine which attribute
your color adjustments affect. Reset stroke and fill colors to apply
the defaults specified in the Preferences dialog box.
Activate the stroke or fill color
In the Colors section of the Tools panel, click
the icon to the left of the Stroke Color or Fill Color box.
Note: The Paint Bucket tool fills pixel selections and vector objects
with the color shown in the Fill Color box.
Stroke and fill color boxes in the Tools panel, and the color
pop-up window
Reset stroke and fill colors to the default
Click the Default Colors button in the Tools panel
or the Color Mixer.
Remove the stroke and fill from selected objects
Click the No Stroke Or Fill button in the Colors
section of the Tools panel. To set the inactive characteristic to
None, click the No Stroke Or Fill button again.
Note: You can also remove the fill or stroke by clicking
the Transparent button in any Fill Color or Stroke Color pop-up
window, or by selecting None from the Fill Options or Stroke Options
pop-up menu in the Property inspector.
Swap the fill and stroke colors
Click
the Swap Colors button 
in
the Tools panel or Color Mixer.
PDF (adobe.com)
