I would just need to have to paint it blue first let it dry and then paint it green and then distress it kind of file it down and it'll come up. I could do the front door that way for the meantime and or your French doors.
From old door to beautiful catchall. Add some shelves or wire baskets as this one shows. I love the addition of the mirror! You can find directions for how to build something similar from This Old House New Takes On Old Doors: Salvaged Doors Repurposed