delicate pastel pink and purple watercolor wash, creating a dreamy, serene background with a soft gradient texture

soft pastel watercolor texture pink gradient paper background light gentle abstract wash artistic handpainted delicate canvas wallpaper subtle blend airy dreamy tranquil soothing serene backdrop creative design watercolour textured rosy blush flushed diffuse art craft seamless calming elegant simplicity minimalistic ethereal tender smooth expressive paint purple rough pattern colorful