“Conceived by Brandia Central, the Portuguese agency behind the UEFA EURO 2012 insignia, the UEFA EURO 2016 logo is a representation of various art movements and football elements. Different inspirations can be identified, all centred around the iconic Henri Delaunay Cup. The red, white and blue of the French flag combine with flowing lines and shapes to produce a contemporary and bold style, lending the logo distinction and elegance.”
Quoted from UEFA.
There’s a Euro 2016 animation on Vimeo.
And here’s Michel Platini stating the obvious in an expressive manner.