abstract blue watercolor wash a hand-painted, water-based composition of deep blues and aquamarine hues, evoking a sense of depth

textured impressionistic shadow ocean sky natural abstract peaceful artistic minimal tranquil indigo dreamy contemporary brushstroke wash design sea decor layered swirling retro modern subtle watercolor movement bluetones wallart ethereal texture mystical light blue water graphic organic aquamarine fluid atmospheric composition abstractart serene deep depth azure handpainted painting print calm waterbased blues hues evoking sense created generative ai