colorful abstract smoke swirl. artistic background with pink, purple, and blue hues blending smoothly. ideal for digital art and

colorful abstract smoke swirl artistic background pink purple blue hue texture aesthetic palette harmony transition spectral ideal atmosphere bright contrast modern creative style neon dynamic airy design magic beautiful stunning elegance fantasy motion vivid dreamy expressive fluid glow pattern graphic whimsical gradient impression vapor alluring surreal energy smoothly vibrant mystical hues blending digital art generative