update the rear rendering so all horizontal hardie siding and all board and batten siding including every gable are benjamin moore yarmouth blue the exterior siding must be one consistent color throughout match the yarmouth blue swatch in the uploaded mood board but override its white dove board and batten instruction no white gables or contrasting siding sections keep white trim window frames porch columns railings soffit and fascia preserve the gaf slate roof avalon brick foundation with white mortar linen gutters and natural wood porch ceilings maintain the exact architecture and straight on rear view including all windows doors upper balcony lower screened porch stairs and rooflines keep the landscaping lighting and composition unchanged use realistic materials natural daylight and soft shadows for a photorealistic finish