Hollow by Polygraph Song Details

"Hollow" by Polygraph had its release date on April 4, 2025. With this song being around four minutes long, at 4:24, 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 track order of this song in Polygraph's "Hollow" album is number 1 out of 2. On top of that, United States appears to be the country where this track was created. Based on our statistics, Hollow's popularity is below average in popularity right now. Although the overall vibe is very danceable, it does project more negative sounds.

BPM and Tempo

We consider the tempo marking of Hollow by Polygraph to be Allegro (fast, quick, and bright) because the track has a tempo of 126 BPM, a half-time of 63BPM, and a double-time of 252 BPM. 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.

Music Key

This song has a musical key of D♭ Major. This also means that this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.

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