my living room is mustard yellow, what accent colors should I use and should I use an accent wall ?

what wall color would look best with a yellow mustard bed and sofa ?

What color scheme matches my brown mustard wall color?

single guy here with no knowlege of color schemes in need of help. I repainted my beige walls to brown mustard. but I still have my green curtains, blue and white pillow cases and sheets, and bed frame is black. I need help in making my bedroom more modern. All suggestions appreciated.