There’s something about the blue and orange tandem that makes it effective. (It’s actually one of the reasons I reverted to my current blog layout/theme because I’m forever crushing on it. Heehee.) It is no wonder that the often unnoticed (though obvious) heavy use of these colors on film-related materials (posters, etc.) is a classic practice. Take for example the following:
(Photo source)
Orange/blue just so happens to be the most common set of complementary colors because blue is “cool” and orange is “enthusiastic” and “energetic.” – Slashfilm.com