She's not shy and will show off as much skin as you'd possibly want to see ... but this young and insanely hot diva has a little sexy tomboy-ish style you probably didn't know.

While making an appearance at yesterday's Kadanke at Hotel Africana, our snoops had a chance to take shots of this amazingly talented Namukwaya Hajara best known by her stage name Spice Diana ... and she was just stunning.

Dressed in a pink pair of shorts and a black NYC Tee Shirt, the 19-year-old singer was photo'ed dancing with her friends backstage ... see the photos!