Colourbond Shale Grey in a Taubmans paint combined with a colour bond Surf Mist roof. trim is just plain white paint with no tint. If you need your paint to have a name use Dulux Vivid White as that is really white with no tint.
With simple screens at the outer edge of the porch, the exterior space is transformed into an open-air corridor. It's all the more effective thanks to the banded shadow play when the sun shines through the open horizontal slats.