Colbie Caillat made "Rainbow" available on January 1, 2009. With this song being around four minutes long, at 3:55, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. The song is number 5 out of 18 in Breakthrough (Int'l Deluxe Version) by Colbie Caillat. Based on our statistics, Rainbow's popularity is below average in popularity right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.
The tempo marking of Rainbow by Colbie Caillat is Allegro (fast, quick, and bright), since this song has a tempo of 124 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 4/4.
E♭ Major is the music key of this track. This also means that this song has a camelot key of 5B. So, the perfect camelot match for 5B would be either 5B or 6A. While, 6B can give you a low energy boost. For moderate energy boost, you would use 2B and a high energy boost can either be 7B or 12B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 5A or 4B will give you a low energy drop, 8B would be a moderate one, and 3B or 10B would be a high energy drop. Lastly, 2A allows you to change the mood.