Paint and floor color
downstairs - still mostly white and black. but use colors similar to below paint on walls? black doors with white frames downstairs. dark smooth no-scrape floors. incorporate some of the CMU type tile on the fire place mantle (with stainless lentil like outside).
barn door - black playroom barn door w/ stainless guts
use some split faced CMUs inside - as well as fireplace
DOOR COLOR - playroom barn door. and other interior downstairs - black doors w white frames
colors paint - wall
floor - dark/smooth
consider for floor?
floor - dark / smooth