watercolor hand-painted, blue octopus with tentacles, dolphins, jellyfish, fish, hand-lettering, on white background

animals background beautiful blue branches bright cards closeup colorful composition design dolphins drawn exotic fish fresh greeting hand handlettering handpainted healthy holiday illustrat illustration illustrations images invitations isolated jellyfish leaves natural octopus organic painted pattern plantsair posters sea set setyellow space sweet tentacles text textt watercolor white wild ee een eordm en nen nn ne