Hippolyte made "Jours noirs" available on April 28, 2023. With this song being around four minutes long, at 4:13, 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. Because this song is the only song in Jours noirs and no other songs are present in the album, we classify this track as a single. Based on our statistics, Jours noirs's popularity is not that popular right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

Jours noirs テンポ

We consider the tempo marking of Jours noirs by Hippolyte to be Allegro (fast, quick, and bright) because the track has a tempo of 135 テンポ, a half-time of 68テンポ, and a double-time of 270 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 3/4.

Jours noirs キー

This song is in the music key of F Minor. Because this track belongs in the F Minor key, the camelot key is 4A. So, the perfect camelot match for 4A would be either 4A or 3B. While, a low energy boost can consist of either 4B or 5A. For moderate energy boost, you would use 1A and a high energy boost can either be 6A or 11A. However, if you are looking for a low energy drop, finding a song with a camelot key of 3A would be a great choice. Where 7A would give you a moderate drop, and 2A or 9A would be a high energy drop. Lastly, 7B allows you to change the mood.