color replacement only preserve original texture change only the upholstery color to match the exact color of the second reference image keep the original fabric texture 100 unchanged including its weave pattern thread size density relief fine details and natural material appearance this is a color correction only not a fabric replacement do not generate a new texture modify the weave smooth the fabric enlarge the threads or change the material preserve the original lighting highlights shadows and fabric depth apply the new color naturally without affecting the texture strictly preserve the product s original shape geometry dimensions proportions seams edges legs camera angle and background strict color correction only no product regeneration change only the sofa upholstery color to match the second reference image target color light neutral taupe gray predominantly gray with a very subtle beige undertone the final color must look like a soft light gray not brown tan camel yellowish or warm beige important the second reference photograph has uneven lighting and warm highlights extract only the neutral base fabric color ignoring warm lighting shadows and color casts do not transfer the reference photograph s lighting preserve the original fabric texture exactly keep the existing weave pattern thread size density microtexture surface relief and material finish completely unchanged apply only a localized color adjustment to the existing upholstery do not replace or regenerate the fabric critical geometry lock the sofa must remain pixel aligned with the original photograph preserve its exact width height depth proportions silhouette cushion dimensions backrest height armrest thickness seams edges legs and perspective do not make the sofa wider narrower taller shorter deeper or smaller do not move resize reshape reconstruct redraw or regenerate any part of the sofa preserve the original background floor shadows camera angle lighting and composition final result the exact original sofa with its original texture and dimensions changing only the upholstery color to a light neutral gray taupe matching the reference no brown cast no texture changes no geometry changes no regeneration
