Blue Hour by karasu. Song Details

"Blue Hour" by karasu. had its release date on January 16, 2026. The duration of This song is about two minutes long, specifically at 2:38. This song does not appear to have any foul language. Blue Hour's duration is considered a little bit shorter than the average duration of a typical track. Because this song is the only song in Blue Hour and no other songs are present in the album, we classify this track as a single. Going off of the ISRC code of this track, we detected that the origin of this track is from United States. In terms of popularity, Blue Hour is currently not that popular. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

BPM and Tempo

The tempo marking of Blue Hour by karasu. is Andante (at a walking pace), since this song has a tempo of 94 BPM. With that information, we can conclude that the song has a slow tempo. This song can go great with yoga or pilates. The time signature for this track is 4/4.

Music Key

This song is in the music key of E Minor. Because this track belongs in the E Minor key, the camelot key is 9A. So, the perfect camelot match for 9A would be either 9A or 8B. While, a low energy boost can consist of either 9B or 10A. For moderate energy boost, you would use 6A and a high energy boost can either be 11A or 4A. However, if you are looking for a low energy drop, finding a song with a camelot key of 8A would be a great choice. Where 12A would give you a moderate drop, and 7A or 2A would be a high energy drop. Lastly, 12B allows you to change the mood.

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