What is the best color for the living room furniture and wall curtains?

White, black, blue-gray, beige, gray.

With gray, the wallpaper is dark gray with dark flowers, the curtains are light gray, the gray is stable and atmospheric, plus the red furniture, it definitely looks good! ~

The wallpaper can be gray, the curtains should not be gray, or the white background red flower or white and red strips, and beige can also be used instead of white.

The walls can be white. Window lotus beige. No more than 3 colors are preferred.

White walls, off-white curtains.