Naming siblings masculine/feminine/unisex names

I'm struggling here because I'm very black and white with girls names. I either like very feminine names or masucline names for girls. For example, I love Dylan for a little girl, but hate it for a boy and etc. But I also really like feminine names like Evelyn, Prudence, Melanie, Meredith, etc. So I guess my question is.. should I stick with just "unisex" names or just feminine names?

for example, would it be bad to use Dylan & Evelyn for 2 sisters??