To me the word "scatters" suggests "dispels", and I am sure you did NOT mean "Darkness dispels loneliness." Perhaps "Darkness gathers...", or "Darkness hoards..." might serve your intent better, then seperate the first and second clauses with a "but", to show their opposition:
"Darkness hoards loneliness, but morning's light spreads new beginnings..."
Just something to think about. The concept, if I failed to say so, is lovely.
I love to write and cook! Me and my sister will soon be the author of a children's book titled Feelings Feelings Feelings, and a cookbook in the near future titled Two Heads In The Kitchen. I e.. more..