In the steamy novel�50 Shades of Grey�- Anastasia Steele describes herself a pale, brunette young woman with large blue eyes.�Dakota Johnson who has been cast as Ana has just begun to get into character for the highly-anticipated movie adaptation by dying her blonde locks to brown.�The 24-year-old was seen out and about at shopping mall The Grove in West Hollywood on Monday with actress Imogen Poots. Check out the photos in our galleries …