the statusline with a dark background is used for out of focus
darker gray options are deprecated
telescope without preview
telescope with preview
telescope with drop-down
lackluster (default)
lackluster-hack (return is green, exception is blue)
lackluster-mint (types are green)
Experimental variations may be deprecated soon, I am having trouble making them look as good as I want them to be and don't want to spend to much more time on them :)
(experimental) lackluster-night
(experimental) lackluster-dark