아주 간단하다.아래 처럼 넣어 주면, 색깔까지 완벽하게! DividerItemDecoration dividerItemDecoration = new DividerItemDecoration(mContext,LinearLayoutManager.VERTICAL); dividerItemDecoration.setDrawable(mContext.getResources().getDrawable(R.drawable.recyclerview_divider)); mRecyclerView.addItemDecoration(dividerItemDecoration);아래는 recyclerview_divider.xml