G-flat Lydian scale

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

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