What color should I paint my living room?

I have a martha stewart sage green curtains. Plants everywhere- a cream color couch with a green chair that is a sage green in color.... My carpet is a blue though~ Like a slate blue. what color should i paint my wall.. I want to go bold but look good also~ Thanks for anything! I would do more than one color too if needed~ I would like the 60-30-10 rule also~ Please help!!!