I am wondering what color rug I should get for this space. The walls are a blueish gray and beige. The couch is black and gray. The floor is orange, grayish, redish. Thanks

Would you prefer contemporary or traditional?

Here are a few ideas.

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Indeed...bridging your existing colors in a printed rug is ideal. Here's another example if you prefer contemporary style:
http://www.bellacor.com/produc...-8-ft-rug-622924.htm