On February 7, 2020, the song "21st Century" was released by La Roux. With this song being around four minutes long, at 4:15, 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. There are a total of 8 in the song's album "Supervision". In this album, this song's track order is #1. Furthermore, we believe that the track originated from United Kingdom. In terms of popularity, 21st Century is currently below average in popularity. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

21st Century テンポ

With 21st Century by La Roux having a テンポ of 102 with a half-time of 51 テンポ and a double-time of 204 テンポ, we would consider this track to have a Andante (at a walking pace) tempo marking. Because of this, we believe that the song has an overall slow tempo. The time signature for this track is 4/4.

21st Century キー

This song is in the music key of A♭ Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 4B. So, the perfect camelot match for 4B would be either 4B or 5A. While, 5B can give you a low energy boost. For moderate energy boost, you would use 1B and a high energy boost can either be 6B or 11B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 4A or 3B will give you a low energy drop, 7B would be a moderate one, and 2B or 9B would be a high energy drop. Lastly, 1A allows you to change the mood.