Think outside the box when constructing an Ikea Expedit bookshelf to construct your own custom shelves like this one from Ikea Hackers made from 3 separate Expedit units. real-simple-finds-smart-organizing-ideas Heck, I'd be happy with just one Expedit!
Rows of matching Billy bookcases from Ikea work well here. Consider that the books and accessories offer the pop while the bookcases provide the background. (contemporary living room by Smith & Vansant Architects PC)