OMG I completely forgot to come back and post!
Here's the final pic:
Except in a darker purple.
All the bridesmaids LOVED it (they were making every case as to why I should pick that one, lol) and I'm happy with it because the sweetheart neckline comes up really high, so I think they will still be church appropriate. Here's what they look like in person:
(It's the one on the left obviously, the other two were runner ups)