oceanic elegance: doodle art featuring blue wave and heart, ideal for nature-inspired logos

aqua art background banner blue circle clean clipart concept cover creative curve design doodle drawn drop element festival flow fresh freshness fun graphic hand heart icon isolated label line liquid logo modern motion natural nature ocean poster purity sea shape sign splash splashing splatter sticker style summer surface symbol travel vector wallpaper water wave wet white invigorating symbolize water refreshing nature-inspired