A♭ B♭m Cm D♭ E♭ Fm Gdim
A♭ B♭m Cm D♭ E♭ Fm Gdim
e|----4-----1-----3-----4-----6-----1----------|
B|----4-----2-----4-----6-----8-----1----------|
G|----5-----3-----5-----6-----8-----1-----3----|
D|----6-----3-----5-----6-----8-----3-----5----|
A|----6-----1-----3-----4-----6-----------4----|
E|----4-----------------------------------3----|
I ii iii IV V vi vii
(Major chords are usually capitalized, minor and diminished chords are lower case)
Key of A♭ Major Using 7th Chords
A♭Maj7 
B♭m7 Cm7 
D♭Maj7 E♭7 Fm7 
Gm7♭5
A♭ Major 7 – B♭ minor 7 – C minor 7 – D♭ Major 7 – E♭ Dominant 7 – F minor 7 – G minor 7 ♭5
A♭Maj7 B♭m7 Cm7 D♭Maj7 E♭7 Fm7 Gm7♭5
e|----4-----1-----3-----4-----3-----4----------|
B|----4-----2-----4-----6-----2-----4-----2----|
G|----5-----1-----3-----5-----3-----5-----3----|
D|----5-----3-----5-----6-----1-----3-----3----|
A|----6-----1-----3-----4-----------------x----|
E|----4-----------------------------------3----|
I ii iii IV V vi vii
Guitar Chords in the Key of A Flat (A♭) Major | GuitaristSource.com
A♭ B♭m Cm D♭ E♭ Fm Gdim
A♭ B♭m Cm D♭ E♭ Fm Gdim e|----4-----1-----3-----4-----6-----1----------| B|----4-----2-----4-----6-----8-----1----------| G|----5-----3-----5-----6-----8-----1-----3----| D|----6-----3-----5-----6-----8-----3-----5----| A|----6-----1-----3-----4-----6-----------4----| E|----4-----------------------------------3----| I ii iii IV V vi vii(Major chords are usually capitalized, minor and diminished chords are lower case)
Key of A♭ Major Using 7th Chords
A♭Maj7
B♭m7 Cm7 
D♭Maj7 E♭7 Fm7 
Gm7♭5
A♭ Major 7 – B♭ minor 7 – C minor 7 – D♭ Major 7 – E♭ Dominant 7 – F minor 7 – G minor 7 ♭5
A♭Maj7 B♭m7 Cm7 D♭Maj7 E♭7 Fm7 Gm7♭5 e|----4-----1-----3-----4-----3-----4----------| B|----4-----2-----4-----6-----2-----4-----2----| G|----5-----1-----3-----5-----3-----5-----3----| D|----5-----3-----5-----6-----1-----3-----3----| A|----6-----1-----3-----4-----------------x----| E|----4-----------------------------------3----| I ii iii IV V vi vii