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Chord progression · major keys

The I bVII IV progression in all 12 keys

A Mixolydian vamp. The flat seven chord comes from the parallel mode, and it is the sound of a great deal of rock. Also called "1 b7 4" and "mixolydian progression".

How it moves, in C major

  1. CI
  2. FIV
  3. CI
  • C to B♭0 voices hold, 4 move, 8 semitones of motion in all.
  • B♭ to F1 voice holds, 3 move, 8 semitones of motion in all.
  • F to C1 voice holds, 3 move, 8 semitones of motion in all.

It ends on a plagal cadence.

In every major key

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