lit (n.1) Look up lit at Dictionary.com
"color, hue, dye," early 12c., from Old Norse litr "color," from Proto-Germanic *wlitiz (cognates: Old English wlite "brightness, beauty," Old Frisian wlite "exterior, form," Gothic *wlits "face, form").
lit (adj.) Look up lit at Dictionary.com
past participle adjective from light (v.2). Slang meaning "drunk" is recorded from 1914.
lit (n.2) Look up lit at Dictionary.com
colloquial shortening of literature, attested by 1850.