Modern retro chairs with banded seats and yellow cushions, modern art painting on wall, three light free-standing vintage lamp MRK: This is cool to have bright colors on the art and chair pads, if renting no need to paint the walls!
Match to futuristic/space Traveller ooh. this would be a super fun project. color-match spectrum of a favorite photo. even more so if the spectrum was also collaged from photos, not just color matched on illustrator.