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Circle of Fifths

Explore key relationships and harmony with this fundamental music theory tool

IViiviiiivii°IVCGDAEBF#C#AbEbBbF

C major scale chords

I - Cmaj

○32○1○
+3 more positions

ii - Dm

××○231
+3 more positions

iii - Em

○23○○○
+3 more positions

IV - Fmaj

134211
+3 more positions

V - Gmaj

21○○○3
+3 more positions

vi - Am

○○231○
+3 more positions

vii° - Bdim

××○2○3
+3 more positions

Common Chord Progressions

I - IV - V
The most common progression in popular music
ii - V - I
Common in jazz and sophisticated pop
I - vi - IV - V
The '50s progression, used in many pop songs