Cluster of Delicate Periwinkle Flowers on Black Background

three delicate periwinkle blue-purple flowers clustered together, five rounded petals each with subtle veins and pale centers, overlapping blooms arranged diagonally, isolated on a pure black background, botanical macro photography, soft diffused studio lighting, velvety petal texture, gentle gradients from lavender to deep violet, crisp focus, minimal elegant composition, high detail, natural flower forms