Royal Tailor: Clothier to the Crown Vol. 1 (manga)

Hana’s lifelong dream is to become a tailor and make wonderful clothes for people of all the different fantasy races. However, in a world where humans are discriminated against, even getting work as a seamstress is a struggle. When a handsome, mysterious prince offers her a job, it seems like Hana’s fortunes might finally be changing for the better!