I have had an idea for a pirate story for a while now. My character is similar to yours, only he has brown eyes. Try looking up Eddie Spears. I used him for mine, but you can borrow him!
Lorenzo Llamas from back in the day. He is very sexy shaggy.... just doesn't have blue eyes. BUT, for blue eyes and black hair, how about Gaspard Ulliel or Matt Dallas.
Check out the listed website (below). There are tons of actors and actresses with blue eyes and black hair.
This might be a strange answer because he is a singer and most people don't listen to there music so
Andrew Dennis Beirsack formally known as Andy Six
hope this helped