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A Major: 12-Bar Blues
A Major: 12-Bar Blues
The foundational 12-bar blues form used across blues, rock, and jazz genres.
Play Progression
Piano
Nylon
Steel
Chord Sequence
I
A
I
A
I
A
I
A
IV
D
IV
D
I
A
I
A
V
E
IV
D
I
A
V
E
Chord Diagrams
I
A
A Major
Staff
Staff Notation
Piano
A chord – keys A, C#, E highlighted
Piano keyboard with keys A, C#, E highlighted. A is the root note.
E
A
C#
A chord – keys A, C#, E highlighted
Piano keyboard with keys A, C#, E highlighted. A is the root note.
E
A
C#
Guitar
Guitar chord diagram for A
Guitar chord voicing with notes E, A, E, A, C#, E.
A
A
C#
E
IV
D
D Major
Staff
Staff Notation
Piano
D chord – keys D, F#, A highlighted
Piano keyboard with keys D, F#, A highlighted. D is the root note.
D
A
F#
D chord – keys D, F#, A highlighted
Piano keyboard with keys D, F#, A highlighted. D is the root note.
D
A
F#
Guitar
Guitar chord diagram for D
Guitar chord voicing with notes F#, A, D, A, D, F#.
D
D
F#
A
V
E
E Major
Staff
Staff Notation
Piano
E chord – keys E, G#, B highlighted
Piano keyboard with keys E, G#, B highlighted. E is the root note.
E
B
G#
E chord – keys E, G#, B highlighted
Piano keyboard with keys E, G#, B highlighted. E is the root note.
E
B
G#
Guitar
Guitar chord diagram for E
Guitar chord voicing with notes E, B, E, G#, B, E.
E
E
G#
B
12-Bar Blues in All Keys
C
Db
D
Eb
E
F
F#
G
Ab
A
Bb
B
Other Progressions in A Major
I–IV–V–I
ii–V–I
I–V–vi–IV
I–vi–IV–V
vi–IV–I–V
ii–V–I–vi
I–IV–vi–V
12-Bar Blues
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