an abstract graphic of vertical bars in pastel shades of blue and pink, arranged in a stair-like progression

abstract graphic design vertical bars stairlike progression pastel shades blue pink primary hues contrast clean modern branding web interfaces stacked darker bottom lighter top analogous color scheme different tonal variations art background texture pattern colorful creative vibrant geometric shapes lines concept dynamic energy motion visual futuristic minimal decorative trendy stylish elegant bright gradient innovative imaginative surreal expressive aesthetic composition ai generated