What are the parts of a door frame and how do you select the color to paint? Doors opens into the room. Should you carry the color of the door to the external frame or stop at the door stop?
Stop the paint at the door stop, the edge that show into the room. For the door paint the edge that shows when open. Here's a couple of answered question that might explain this better;
<a href="http://questions.house-painting-info.com/door-and-door-trim.html">Door and Door Trim</a> and
<a href="http://questions.house-painting-info.com/door-jams-and-door-stops.html">Door Jams and Door Stops</a>