To start learning Halsey - 3Am chords, delve into these chords sequence to get the song's feel: Eb, Cm, Bb, Ab, Cm, Gm and Ab. Kick off your practice at a gentle 47 BPM, then escalate to the song's tempo of 95 BPM. With an eye on the song's key Eb Major, set the capo that best suits your vocal range.