Bright yellow sofa with what color sofa background wallpaper, coffee table, TV cabinet

Red, the contrast is great. Or a background with a bamboo pattern.

If you want a strong contrast, use purple. If you want your background wall to blend in with the color of the sofa, use yellow.

Furniture as the protagonistIf the furniture is the protagonist, the space is the same color. The red wallpaper can be selected from the retro primary color leather sofa, the green wallpaper is suitable for the English leather sofa with the buttons, and the purple wallpaper is the full white leather sofa. In terms of the color of the furniture, the coffee table or side table uses a medium wood or metal with glass material, a large area of the sofa has a sense of weight, a light-colored sofa with a dark pillow, and vice versa, contrasting colors or similar colors can be, the key is not to exceed 3 colors to avoid a cluttered feeling.

White, light yellow, milky white can be, but be sure to match the light-colored curtains with simple patterns, otherwise it will look terrible!

The background wall can be white with a touch of red. Make the whole space unified. You can also put silver with a little red to be a little more atmospheric.