Jubilation Lee aka Jubilee from the X-Men by Marvel Comics. This is her new costume from the current Uncanny X-Men run.

Triggers: jubileeux, black hair, short hair, brown eyes, earrings, eyewear on head, crop top, midriff, bike shorts, belt, thighhighs, knee pads, fingerless gloves, yellow jacket,

Version 2 adds her classic look:

Classic: jubileeclassic, short hair, black hair, earrings, sunglasses, eyewear on head, brown eyes, pink shirt, shorts, yellow coat, blue gloves,