This alignment chart is based off of characters from Arrow, The Flash, Legends of Tomorrow, Smallville, and Supergirl. Here is deduce these people stand. Note that this represent what I think is a character's overall alignment, since they tend to overlap, and said alignment is characters most recent appearances, but I just wanna see if this is pretty accurate.
Lawful Good: Clark Kent/The Blur/Superman (Smallville), Ray Palmer/The Atom (Legends), Laurel Lance/Black Canary (Arrow), Barry Allen/The Flash (The Flash), John Diggle (Arrow), and Kara Danvers/Supergirl (Supergirl)
Neutral Good: Alex Danvers (Supergirl), Chloe Sullivan/Watchtower (Smallville), Cisco Ramon/Vibe (The Flash), Felicity Smoak/Overwatch (Arrow), Lois Lane (Smallville), Iris West (The Flash), Thea Queen (Arrow), Wally West/Kid Flash (The Flash)
Chaotic Good: Oliver Queen/Green Arrow (Arrow), Oliver Queen/Green Arrow (Smallville), Sara Lance/White Canary (Arrow/Legends), Tess Mercer (Smallville), Caitlin Snow/Killer Frost (The Flash) , Leonard Snart/Captain Cold (The Flash/Legends), and Mick Rory/Heatwave (The Flash/Legends)
Lawful Neutral: Rip Hunter (Legends), Jor-El (Smallville), Gypsy (Flash), Gideon (Legends)
True Neutral: Lionel Luthor (Smallville), Black Flash (Flash), Amanda Waller (Arrow), Nyssa Al Ghul (Arrow)
Chaotic Neutral: Black Siren (Arrow), Slade Wilson/Deathstroke (Arrow), Helena Bertinelli/The Huntress (Arrow), Vincent Sobel/Vigilante (Arrow)
Lawful Evil: Ra's Al Ghul (Arrow), Amanda Waller (Smallville), Anatoli Knyazev (Arrow)
Neutral Evil: Damien Darhk (Arrow/Legends), Reverse-Flash (Flash), Lex Luthor (Smallville), Malcolm Merlyn (Arrow), and Vandal Savage (Legends), General Zod (Smallville)
Chaotic Evil: Zoom (Flash), Savitar (Flash), Prometheus (Arrow), Darkseid (SV), Ricardo Diaz (Arrow), Doomsday (SV), The Thinker (Flash)
What do you guys think? Arrowverse/Smallville Alignment Meter