i AM DESIGNING A RUSTIC OFFICE SPACE FOR THAT I NEED A COLOR PALETTE FOR PRESENTATION. I HAVE A COLOR PALETTE IN MIND. GRAY DREY PAINT IS FOR FLOORING. LIGHT GREY FOR WALLS, CONCRETE FINISH FOR CEILING ALL CHAIRS AND SEATINGS IN YELLOW. CREATE A COLOR PALETTE IN ARTISTIC WAY. also show reference images of a compact waiting lobby with artwork on wall