First you can go by wall color.
How to choose wall color for living room. Go with a more muted version of the color on an accent wall or keep it to accent pieces. By keeping the walls white youll give yourself the flexibility to decorate with your furniture textiles and accessories. If the sofa plays a neutral role choose a paint color that plays off of the rooms accents.
Cool colors like blue green gray and lavender are perfect for bedrooms and create a soothing relaxing space to unwind at the end of the day. These colors work really well in spaces with lots of natural light. A good rule of thumb is to.
A darker hue will contrast with the lighter walls and pull eyes straight to it which is what you want. In a bright sunny bedroom or living room you can choose paler greens see more on that below but in cool rooms that face north or east pick out a yellower tone like this one because it will help the room feel more welcoming both day and night. Cool accent walls especially in lighter colors can make a room.
It is also the place where home owners entertain guests. Cool colors blue green purple etc on the other hand are more subdued. That said because warm colors draw the eye they can make a room look smaller.
Blues are all about tranquility and relaxation Kelly says. The living room is one of the most important areas of a home as one tends to spend most of the time here with family members. Reds and rich earth tones are social-gathering colors.
For example take the red sofa and tone it down say to burgundy for an accent in more private spaces such as the den office or bedroom. Of course you dont have to choose a color at all. Since the colors seem to leap toward the eye they make the wall seem shorter.