create a luxurious modern bathroom with a serene atmosphere use soft white porcelain tiles for the walls and floor accented with a light gray grout to highlight their clean lines the ceiling should be a soft pastel blue to evoke a sense of tranquility the sink and toilet are sleek and contemporary finished in polished chrome with minimalist designs use a light wood finish for the shelves and cabinetry adding warmth and contrast the window allows natural light to flood in creating bright airy spaces incorporate gentle ambient lighting to enhance the calm and inviting atmosphere with subtle reflections creating a spa like elegance