The background wall can be lavender, and the sofa can be black and white. The TV cabinet can be brown, the cabinet on the left can be brown-red, and the cabinet on the right can be made of blue tiles (which are a little shiny)
If they are all painted red-brown, there will be some echoes Monotonous and classical. You can actually install a half-open hollow door on the left side of the door or you can paint the roof white and hang a crystal lamp in the middle of the living room. If you want to paint it a brownish red, your sofa can be white or light blue.
The wooden frames on both sides of the background wall are painted white, and the surrounding walls are all white. The background wall is covered with yellow wallpaper, the curtains are also yellow, and the sofa is off-white