A Major: I–IV–V–I

The most fundamental chord progression in Western music, providing a strong sense of resolution.

Chord Sequence

IA
IVD
VE
IA

Chord Diagrams

I A A Major

Staff

Staff Notation

Piano

A chord – keys A, C#, E highlightedPiano keyboard with keys A, C#, E highlighted. A is the root note.EAC#
A chord – keys A, C#, E highlightedPiano keyboard with keys A, C#, E highlighted. A is the root note.EAC#

Guitar

Guitar chord diagram for AGuitar 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 highlightedPiano keyboard with keys D, F#, A highlighted. D is the root note.DAF#
D chord – keys D, F#, A highlightedPiano keyboard with keys D, F#, A highlighted. D is the root note.DAF#

Guitar

Guitar chord diagram for DGuitar 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 highlightedPiano keyboard with keys E, G#, B highlighted. E is the root note.EBG#
E chord – keys E, G#, B highlightedPiano keyboard with keys E, G#, B highlighted. E is the root note.EBG#

Guitar

Guitar chord diagram for EGuitar chord voicing with notes E, B, E, G#, B, E.E
E G# B

I–IV–V–I 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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