Brightness: 0 | Saturation: 50 | Contrast: 50
INSERT OR REPLACE INTO LocalStorage (key, value) VALUES ('Brightness', '0'), ('SaturationNew', '50'), ('ContrastNew', '50');
LocalStorage.db found in ...Wuthering Waves\Wuthering Waves Game\Client\Saved\LocalStorage
LocalStorage.db, delete it, then launch the game where it'll create a new one