Calculate your Eligibility index:
(CSU GPA x200 ) + (ACT comp x10)= 1050 If your EI is above 1000+, you have a very good chance.
Using your SAT: (CSU GPA x800) + (SAT Math+ CR) 4100+ is competitive.
My younger son had a UC GPA 3.73 ACT 31 and got into SDSU for CS. What is your intended major?
Cal states do not consider SAT subject tests except if you are using the score in place of taking an a-g course requirement.