If you're not quite confident yet about the color you're choosing try to experiment in a powder room or bathroom, or basically any small hall or area between rooms. Also trying it at an accent wall may be a good idea. If you're painting on your own, pick an area that's quick to finish. That way you'll be able to see your results faster, and be happy with it or change it. Look at the process as a fun experiment.
When you're choosing a color, weigh in on the mood of a room. For example, think of what do you want your bedroom to be like – relaxing or intimate? Each of these 2 sides of mood specter has a color palette representatives of their own. Soft, cool colors and neutrals usually create a smoother feeling while stronger colors are for creating drama.
Do you want your kitchen and dining area to feel sociable and stimulating or be formal and quiet? Warmer, contrasting and bolder colors add to a sociable atmosphere; darker blue-greens and neutrals will give a more formal feel.
Also think, that what you want your kid's rooms to be needs to go with certain colors too. In order to create an active and exciting energy or a strict and restful feeling see the color palette below. Be careful not to hyper-activate your children with hues that are too bright or intense. You may not know it, but some brighter colors can cause unrest and irritability.