Gb Mixolydian

The scale displayed with its numeric formula, notes, intervals and scale degrees.

Formula	Notes	Intervals	Degrees
1	Gb	Unison	Tonic
2	Ab	Major second	Supertonic
3	Bb	Major third	Mediant
4	Cb	Perfect fourth	Subdominant
5	Db	Perfect fifth	Dominant
6	Eb	Sixth	Submediant
b7	Fb	Minor seventh	Subtonic

The fourth degree is written as Cb, which is the same as B. The seventh degree is written as Fb, which is the same as E. A practice in a scale notation is to not include the same letter twice, if it can be avoided.

Chords that are related to this scale are the following:

Gb, Gb7, Gb9, Gb11, Gb13

Abm, Abm7, Abm9, Abm11

Bbdim, Bbm7b5

Cb, Cbmaj7, Cb6, Cbmaj9, Cbmaj13

Dbm, Dbm7, Dbm6, Dbm9, Dbm11, Dbm13

Ebm, Ebm7

Fb, Fbmaj7, Fb6/9, Fbmaj9, Fbmaj13

The tones in these chords correspond to the tones of the Gb Mixolydian scale (some chords have been excluded).

The G flat Mixolydian scale consists of seven notes. These can be described as steps on the guitar fingerboard according to the following formula: whole, whole, half, whole, whole, half and whole from the first note to the same in the next octave.
The Gb Mixolydian is a mode of the B Major Scale. It contains exactly the same notes, but starts on another note.
The Gb Mixolydian is the same as the Gb Major apart from one note, the seventh in the scale.
Mixolydian can also be described as a Dominant mode. It includes all the notes of the related Dominant 7th chord, which is characterized by the minor seventh interval (as seen in the comparison below).

	1	2	3	4	5	6	b7
Gb Mixolydian	Gb	Ab	Bb	Cb	Db	Eb	Fb
Gb7	Gb		Bb		Db		Fb

This scale is used in styles such as funk, blues and rock. The b7 creates a darker sound compared to Major.
One way to learn this scale is to think about it as a Major scale with a flattened seventh (Fb instead of F in case of Gb Mixolydian).

Start the audio and play along with your guitar! Use notes from the scale in the diagram above.

Normal tempo: Slow tempo:

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