Karlie Redd is selling her body for tons of money … and it’s all legal!

TMZ has learned the “Love and Hip Hop: Atlanta” star just inked a HUGE deal with Doc Johnson for her own line of sex toys … and there’s $ 300,000 on the line for her to become a brand ambassador, selling casts of her butt and vagina.

Karlie’s rep, KD McNair, tells us she’s creating a blog to share her sexpert advice on lovemaking and relationships, and she’s also putting together special packages of sex toys for men and women.

Instagram: https://www.instagram.com/iamkarlieredd/