Most A-Levels are perfectly acceptable for most degrees at university (except medicine).
The only A-Levels that are truly frowned upon is Critical Thinking, Citizenship, Key Skills and General Studies.
A-Level Law is accepted by virtually all universities and choosing to study it will not effect your chances of an offer. In fact, a lot of top universities list it as a 'Preferred A-Level', alongside a myriad of other subjects.
To answer your question, yes - your A-Level subjects are completely fine.