Chords of: Fireflies by: Owl City. (Eb7, Eb, Ab, 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.
“Fireflies” by Owl City is in Eb Major and runs at about 180 BPM, giving it a fast, energetic pace. Our analysis found 18 different chords across 137 chord changes; the ones that carry the song are Eb7, Eb, Ab, Bb.
Eb is the chord you will hold longest — roughly 25% of the 3:50 the chords were tracked for. The song opens with C#m7b5/B → Ebm → Ab → Bb → Eb → Ab → Eb → Ab. Play the timeline above to hear each change land in real time.
Difficulty: advanced — 5 main chords with 6 extended, altered or slash voicings. Guitar tip: put a capo on fret 1 and use D major shapes — the song stays in Eb Major but every chord becomes an open chord.
| Chord | Time held | Share |
|---|---|---|
| Eb | 0:58 | 25% |
| Ab | 0:46 | 20% |
| Bb | 0:45 | 20% |
| Abmaj7 | 0:27 | 12% |
| Cm7 | 0:18 | 8% |
| Ab6 | 0:06 | 3% |
| F | 0:04 | 2% |
| Gm | 0:04 | 2% |
C#m7b5/B – Bb – Ebm – Ab – Bb – Eb – Ab – Bb – Eb – Ab – Bb – Eb – Ab – Cm7b5 – Bb – Eb – Ab – Bb – Eb – Ab – Cm7 – Bb – Eb – Abmaj7 – Bb – Eb – Abmaj7 – Ab6 – Eb – Bb – Ebmaj7 – Ab – Eb – Gm – Ab – Eb – Ab – Eb/Bb – Cm7 – Ab – Eb – F – Gm – Eb – Abmaj7 – Bb – Eb – Abmaj7 – …
