Well, the colors in the first place, are a reference to the fact of Germany being the organizer (Red, Black and Yellow). Furthermore, the CUP in the middle is a reference to the Europe Cup and under this, there is a presentation of people (and thus, allusion to the european nations). the tear-like shapes are put a way they would make people think of the football passion.
Aim, shoot, score: Your 2024 bid logo!