irregular polygon background - triangle low poly pattern - color soft beige mauve green peacock blue rusty red

abstract acute art background banner beige blank blue color colored colour crystal cubism design diamond empty fraction fractional fragment geometric geometrical geometry gradient green grid illustration irregular low lowpoly mauve mesh modern mosaic network origami pattern peacock poly polygon polygonal rectangle red rusty shape sharp soft structure tessellated tessellating tessellation trend trendy triangle triangular vector wallpaper