Those bags look pretty good to me no nonsense color.

My first thought was “boy, an American company could copycat this and stand out immediately in the color mess of snack aisles”

Unsurprisingly, XKCD has already contemplated this:

https://xkcd.com/993/

British supermarkets had this long before the XKCD, though they've since reverted to more traditional design.

Search Tesco Value or Sainsbury's Basics for the 1990s version.