Neutral colored artwork includes black, white, grey, brown and beige. When choosing a neutral color art piece for your space, it is actually about making the space feel more down to earth and homey. Neutral colors are very welcoming so neutral color paintings are meant to create a sense of good hospitality since the colors involved are not intimidating to the eye. This art would probably be a good art piece to put in a guest bedroom.
A problem that is usually come across when choosing a neutral colored piece is the piece being too calm. Finding pieces that have some streaks of bold colors like gold, will help give the neutral colored art more flavor. Another trick you could use is to choose your neutral art piece and then find a frame that will bring the art out.