At a time when moving from film to TV was often seen as a step back for leading ladies, Devayani helped legitimize television as a powerful medium for popular media in Tamil Nadu.

: Kolangal shifted focus toward strong-willed female protagonists navigating professional and family challenges, a formula that defined Tamil soap operas for the next decade.

Devayani’s impact on Tamil cinema was characterized by her portrayal of the "girl-next-door" and powerful female leads, often in family-centric dramas.