what is riverdale based on

"Riverdale" is an American television series based on the characters of Archie Comics. The show was adapted for The CW by Archie Comics chief creative officer Roberto Aguirre-Sacasa and is produced by Warner Bros. Television, CBS Studios, Berlanti Productions, and Archie Comics. The series is a subversive take on the original comics, exploring the surrealism of small-town life and delving into dark secrets and mysteries. While the show is based on the Archie comic book series, there are some major differences between the two, as well as some similarities.