Chords of: Firework by: Katy Perry. (Ab, Fm7, C#6, Bb) are the main chords of the song. The chords are displayed instantly in real-time with a YouTube player, four synced views, instrument diagrams, loop practice and a built-in vocal-remover mixer.
“Firework” by Katy Perry is in Ab Major and runs at about 123 BPM, giving it an upbeat, driving pulse. Our analysis found 21 different chords across 102 chord changes; the ones that carry the song are Ab, Fm7, C#6, Bb.
Ab is the chord you will hold longest — roughly 40% of the 3:44 the chords were tracked for. The song opens with Ab → Fm → Ab → Bbm7 → Ab → Fm7 → Ab → Fm7. Play the timeline above to hear each change land in real time.
Difficulty: advanced — 4 main chords with 4 extended, altered or slash voicings. Guitar tip: put a capo on fret 1 and use G major shapes — the song stays in Ab Major but every chord becomes an open chord.
| Chord | Time held | Share |
|---|---|---|
| Ab | 1:29 | 40% |
| Fm7 | 0:40 | 18% |
| C#6 | 0:20 | 9% |
| Bb | 0:12 | 5% |
| Bbm | 0:08 | 4% |
| Bb7 | 0:07 | 3% |
| Fm | 0:06 | 3% |
| Eb/Bb | 0:06 | 3% |
Ab – Cm7b5/Bb – F#maj7 – Fm – Ab – Bbm – Ab – Bbm7 – Ab – Ebm – Ab – Cm7b5/Bb – C#6 – Ab – Bbm – Fm7 – Eb/Db – Ab – Bbm – Fm7 – C#6 – Ab – Bb – Fm7 – C#6 – Ab – Bbm – Fm7 – C#6 – Ab – Bb – Fm7 – C#6 – Ab – Eb/Bb – Fm7 – C#6 – Ab – Ebm – Bbm7 – Ab – Cm7b5/Bb – Fm – Ab – Bb7 – Fm7 – C#m6 – Ab – …
