Mode 4 of Db Major Scale

Gb Lydian

Space plays and stops
Notes
GbAbBbCDbEbF
Steps
W W W H W W
Intervals
2 2 2 m2 2 2

The major scale and its modes are the most commonly used scales in western music.

Gb Lydian is the 4th mode of the Db Major Scale: its notes, Db Eb F Gb Ab Bb C, played from Gb.

Chords it fits