keep everything exactly the same only change the colour saturation considerably lower the colour saturation of both the salmon concrete of the upper levels the light green concrete of the ground floor both colours are currently too strong and too saturated make both colours much more desaturated muted and greyish keep the same salmon and light green base colours but with much less colour intensity salmon much more desaturated salmon grey light green much more desaturated light green grey do not change anything else keep exactly the same geometry materials textures aggregates joints glazing red aluminium flooring camera lighting and shadows only lower the colour saturation considerably