Prompt: Create a sophisticated user logo with a perfect circle encompassing an explosion of nebula, using elegant and simple color gradients where blue dominates amidst an assortment of vivid colors. The design should reflect a minimalist style, with the silhouette of a person subtly blended into the circle, symbolizing a user profile. The nebula should appear as a graceful burst of creativity, with the gradients giving a sense of depth and refinement. The white background is essential to accentuate the purity of the design and the intensity of the colors.

Style: Digital Art