Looking for painter & decorators can be a daunting task. You probably say that you can do the painting yourself, but why should you go through all the troubles if someone else can do the job better for you.
If you’re from London, then it would probably be a good idea to look for professional London painter & decorators to get the job done for you. Having the same color for your wall might not be a good idea. Professional painters might be able to offer you with some advice on what color to use for your wall, and how you can bring up the effect that you wanted for the painting work that is being done.
You can save your time and get better workmanship if you get experienced painter to do it for you. The right combination of color will help you to avoid yourself from any miseries from having to paint it again.