cover of adult coloring book, psychedelic patterns - designs and kaliescope effects, consider features of melting or other powerful effects, coloring page, cover page, bright vibrant colors, smooth, clean, atracts customers, full length, full width, flat, 2d, on white background::1.5 coloring page, outline::0.5 gradients::-1 --chaos 35 --ar 2:3 --style raw