TrueNight
Basically makes night dark. Additionally makes headlights of your car brighter, so you can driveWhat is it
TrueNight is a mod, that basically makes night really dark.
Additionaly, there is some increases in car's headlights range and intensity, so you can have a better look where are you driving.
Configurable
You can change colors of the sky & fog in BepInEx/config/com.t13.truenight.cfg. They are pretty easy to understand.