The modding community has kicked things off for Fallout 4 with some lovely reshading presets among other things.
Enhanced Wasteland (http://www.nexusmods.com/fallout4/mods/40/?)
Cinematic Excellence (http://www.nexusmods.com/fallout4/mods/95/?)
The Love of Eli (http://www.nexusmods.com/fallout4/mods/80/?)
