Navy blue paint adds a rich hue to the walls of a dining, living or bedroom. If you already gave a navy blue room, then you will need some navy blue room ideas to decorating. Decorating with these navy blue room ideas can adds a soothing air of stability to your home decor. For instance, bring your color scheme together by using accessories that contain your neutral color. If you’ve opted to also use a third color, place accessories, such as flowers, a vase, paintings, or rugs, with that shade throughout the room as well.