Upvote:1
If you follow the link to Timatic given in that article and fill in the form, including Cuba as the destination, you'll get this:
The following are exempt from holding a visa:
Nationals of India with a visa issued by Canada, USA or an EU Member state . They must also hold a Tourist Card (Tarjeta del Turista) issued to visitors traveling as tourists.
Nationals of India with a work or student permit issued by Canada, USA or an EU Member state . They must also hold a Tourist Card (Tarjeta del Turista) issued to visitors traveling as tourists.
Note that the UK will (possibly) leave the EU on 29 March 2019 so this might no longer apply for UK visas after that date.