Ab Major
Ab major has 4 flats. Its relative minor is Fm and its parallel key is Abm. This page lists the signature, scale notes, diatonic chords, and go-to progressions, with tools that play the sound.
Key signature
Flats: 4 (Notes: Bb, Eb, Ab, Db)
Scale notes
The notes that make up this scale, shown with their degrees.
| Degree | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
|---|---|---|---|---|---|---|---|
| Note | Ab | Bb | C | Db | Eb | F | G |
Diatonic chords
The chords that belong to this key, color-coded by role: T (tonic), SD (subdominant), D (dominant).
Triads
| Degree | Chord | Notes | Function |
|---|---|---|---|
| Ⅰ | Ab | Ab C Eb | T |
| Ⅱm | Bbm | Bb Db F | SD |
| Ⅲm | Cm | C Eb G | T |
| Ⅳ | Db | Db F Ab | SD |
| Ⅴ | Eb | Eb G Bb | D |
| Ⅵm | Fm | F Ab C | T |
| Ⅶdim | Gdim | G Bb Db | D |
Seventh chords
| Degree | Chord | Notes | Function |
|---|---|---|---|
| Ⅰmaj7 | Abmaj7 | Ab C Eb G | T |
| Ⅱm7 | Bbm7 | Bb Db F Ab | SD |
| Ⅲm7 | Cm7 | C Eb G Bb | T |
| Ⅳmaj7 | Dbmaj7 | Db F Ab C | SD |
| Ⅴ7 | Eb7 | Eb G Bb Db | D |
| Ⅵm7 | Fm7 | F Ab C Eb | T |
| Ⅶm7b5 | Gm7b5 | G Bb Db F | D |
Related keys
Go-to progressions in this key
Common progressions written out with the real chord names for this key. Play them in the progression player to hear them.
| Progression | Chords | |
|---|---|---|
| Royal Road Progression | Db - Eb - Cm - Fm | ▶ Play in player |
| Canon Progression | Ab - Eb - Fm - Cm - Db - Ab - Db - Eb | ▶ Play in player |
| Komuro Progression | Fm - Db - Eb - Ab | ▶ Play in player |
Hear it with the tools
Links that open each tool preset to this key.
Related articles
Articles for anyone who wants to understand keys and signatures more deeply.