Penguin Random House Children’s UK has bought three colouring books by Vietnamese artists’ collective Coco Wyo, in a six-figure deal for the Penguin Non-Fiction YA list. Fenella Bates ...

This demand has increased exponentially in 2025 with the TikTok-induced obsession with cosy colouring books - namely those by a brand called Coco Wyo which feature adorable animal scenes and hygge ...

At the top of the charts for 2025 are the colouring books from artistic collective Coco Wyo – although not a single author, we have included them – and other similar groups – in this analysis.