This is Cantarella from Wuthering Waves.

Her base prompt:

c4nt4r3ll4, large breasts, long hair, purple eyes, purple hair, hair between eyes,

Hallucinative Hues | 幻海迷彩:

high heels, white dress, cleavage, blue flower hair ornament, maid headdress, white thighhighs, thigh strap, jewelry, white footwear, frills,

holding umbrella, frilled umbrella,