F-flat Mixolydian scale

The F-flat Mixolydian scale is a seven-note scale consisting of the notes F♭, G♭, A♭, B♭♭, C♭, D♭, and E♭♭. The scale corresponds to the F-flat major scale with the seventh degree lowered a half step.

The F-flat Mixolydian scale is a mode of the B-double-flat major scale. It contains the same notes but starts on the fifth degree of the major scale.