What are the main anthocyanidins found in purple plant foods?

Anthocyanins are the primary representatives of flavonoids found in purple vegetables and fruits, imparting colors to flowers and fruits.

The most common aglycone types in higher plants are peonidin, delphinidin, cyanidin, malvidin, pelargonidin, and petunidin. Cyanidin and delphinidin are most common and impart red to purple or blue–purple colors, while peonidin gives a reddish-purple color, and petunidin and malvidin give bluish-purple colors.