Hi Michele,

As I suspect, you the Color property for new objects in your drawing is set to "Magenta" ("pink").

You need to change it to "ByLayer".

 - Open Properties palette (if you have not done this) by using menu Window -> Properties Inspector or with Cmd+5 shortcut

- Ensure that nothing is selected in the drawing area

- Change "Color" property to "ByLayer"

You have now:

You need:

Maxim