You will enjoy the latest update to the acceptable content policy. If you post some mild nudity to the general public is might get deleted or it might not; depending on the context. You are not going to get banned because of it.

"2. This is not a porn site. Pornography that shows penetration of any orifice is not allowed. Touching of the genitals or anus is not allowed. Inserting genitals into objects is not allowed. Binding, stretching, piercing, burning or any other mutilation of genitals is not allowed. Pornography with urination and defecation is not allowed. Any of the previous restrictions with the offending areas covered or blurred are not allowed. Images that predominantly show genitals are not allowed. Nudity that does not violate the above restrictions is allowed in closed and secret groups. If you post nudity on your profile, please share with friends only; do not share with the public. Please do not display nudity to the general public in any way."

https://xephula.com/static/terms