Wu Jinyan gradient color

Quick answer：

Wu Jinyan is a Chinese actress known for her various roles in television dramas. 'Gradient color' typically refers to a smooth transition of colors, often seen in fashion, art, or design. It is not a term commonly associated with actors or their careers. Therefore, there is no specific information about Wu Jinyan's gradient color, as it seems to be a non-standard or metaphorical term related to her appearance or style.