A-flat Lydian scale

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

The A-flat Lydian scale is a mode of the E-flat major scale. It contains the same notes but starts on the fourth degree of the major scale.