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Graphic design in red tone
Skyscrapers stretching into the gray sky
Abstract rainbow of many rings
Wonderful monochrome concentric circles
Smooth transitions of wide bands
Black art on a black background
Abstract squares of shades of blue
Multicolored geometric cubes abstraction
Purple color turning into almost black
A glowing power-on icon on a dark background
Geometric blue stripes on a black background
Rich deep blue background
