exterior shot render a modern bathroom with a luxurious and serene atmosphere the freestanding bathtub should be a pristine white placed on dark charcoal grey floor tiles creating a dramatic contrast the walls should be painted in a soft cream color invoking a sense of calm and relaxation install a set of elegant matte black framed glass doors for the shower area which features deep blue grey tiles adding depth the ceiling should be a modern dark grey with soft ambient colored lighting fixtures in a subtle lavender hue creating gentle illumination add a sleek gold wall sconce with a warm glow near the door for a touch of elegance the wooden door should be a rich deep brown enhancing the luxurious vibe