Have included this because of the layering. Need to see the rug in person to know if the colours wld work. There's a lot going on in this room and it all contributes to the soft and cosy feeling. Note the lamps in the window and the variation in textures.
From top left...Farrow and Ball Charleston Gray, Lamp Room Gray, Ammonite, Purbeck Stone, Mole's Breath, Elephant's Breath, Manor House Gray, Skimming Stone and Hardwick White...details on Modern Country Style blog: Colour Study: Farrow and Ball Hardwick White