Ashanti is the first that comes to mind.
Ashanti Rafaela sounds lovely.
Natasha is okay too, though it wouldn't be my first choice.
Other suggestions:
Aisha RafaelaDasha RafaelaAlisha RafaelaAnisha RafaelaMasha RafaelaSasha RafaelaEsha Rafaela
Keep in mind you can also use another first name you really love with middle names
Asha Rafaela