ultra photorealistic enhancement of this architectural rendering strict color lock preserve the exact wall color warm beige light brown do not shift hue toward gray yellow pink or white do not change saturation or brightness of the walls maintain original white balance and time of day no color grading reinterpretation no tone remapping only improve realism through higher resolution texture detail on walls fine plaster grain subtle surface variation micro imperfections very light natural variation no color shift physically accurate roughness and bump maps improved shadow softness and ambient occlusion realistic light interaction without altering material color enhanced depth and sharpness do not modify wall color overall warmth of the image lighting temperature exposure architectural design enhancement only no artistic reinterpretation
