Undertones of blue or green make it a cool color. For the most pleasing results, your curtain colors should be warm if your walls are a warm gray, and cool if the walls are more on the cool side.

you can add life to gray living room walls by opting for bold curtain colors. Select options that complement gray, such as ...

In the living room, a powder-pink sofa contrasts with the blue curtains. A white 265 wall lamp by Paolo Rizzatto for Flos lights the space. "The living room is an area for communication," said the ...

To create a flexible, open-plan layout, partition walls have been removed everywhere except for the bedrooms. The space is instead loosely divided by a network of pale-blue curtains and furnishings.