The chords in the key
E♭m is home and A♭m darkens it. The natural fifth chord, B♭m, resolves softly; swap it for B♭7 and it pulls hard towards E♭m. The four-note versions add the seventh.
| Degree | Chord | Notes | Role | With seventh |
|---|---|---|---|---|
| i | E♭m | E♭ – G♭ – B♭ | Tonic: home | E♭m7 |
| ii° | Fdim | F – A♭ – C♭ | Subdominant | — |
| III | G♭ | G♭ – B♭ – D♭ | Relative major | G♭maj7 |
| iv | A♭m | A♭ – C♭ – E♭ | Subdominant | A♭m7 |
| v | B♭m | B♭ – D♭ – F | Minor dominant | B♭m7 |
| VI | C♭ | C♭ – E♭ – G♭ | Subdominant (epic colour) | C♭maj7 |
| VII | D♭ | D♭ – F – A♭ | Subtonic | D♭7 |