Only on CC would someone say that a 2300 SAT is lackluster - lol. That score is at the 99th percentile.
Most financial aid at UCs is need based. If you are OOS, however, you will not receive need based aid to cover the $24,000 OOS tuition supplement.
All campuses offer a highly competitive Regent’s Scholarship, but most campuses award differing quantities of money for that award depending again on financial need.