Im 15 and pregnant, my parents are being to controling! what do i do?

okay well im 15, (a minor) and im pregnant, my parents want me to give the baby up, i want to keep her, there telling me "well its good you have an opinion in all this but when it comes down to it, it will be me and dads decision on if you keep the baby or not" what i need to know is can they do that?? do i have custody rights as the mother even as a minor? or do they have the rights to choose? please help! i don't wanna loose my baby girl! her names going to be chloe... i don't want to loose this just because my parents make me, please help! :( i have the means to raise a child, and ive raised most of my siblings because my parents work, im good with kids, this is my baby, please don't let it get taken away from me, i live in california. do they have the rights? or me?