I hate Rhylee but I do like "Rh" in general. I don't think it's soft or feminine, I'd describe it as more earthy and rustic.
I like
Rhiannon,
Rhianna,
Rhian,
Rhea,
Rheia,
Rhys (I like the spelling more than the sound there),
Rhodopis,
Rhonwen,
Rhydderch, Rhoecus, Rhodric, Rhaena, Rhydian