A girl with long hair and a purple shirt is standing in front of a black background

blacklight, 1girl, black background,

(worst quality, low quality:1.3), (depth of field, blurry:1.2), (greyscale, monochrome:1.1), 3D face, nose, cropped, lowres, text, jpeg artifacts, signature, watermark, username, blurry, artist name, trademark, watermark, title, (tan, muscular, chibi, sd character:1.1), multiple view, Reference sheet,