Weska made "Halcyon" available on July 28, 2023. Halcyon is about six minutes long, preciously at 6:23, making this song fairly long compared to other songs. Because this song is the only song in Halcyon and no other songs are present in the album, we classify this track as a single. Based on our statistics, Halcyon's popularity is unknown right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

Halcyon テンポ

We consider the tempo marking of Halcyon by Weska to be Allegro (fast, quick, and bright) because the track has a tempo of 132 テンポ, a half-time of 66テンポ, and a double-time of 264 テンポ. Based on that, the speed of the song's tempo is fast. Activities such as, walking, can go well with this song. The time signature for this track is 4/4.

Halcyon キー

The music key of this track is E♭ Major. 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.