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B♭ augmented scale

The B♭ augmented scale is made of the notes B♭, C♯, D, F, F♯, A. It has 6 notes; compared with the major scale its formula is 1 ♯2 3 5 ♯5 7.

Symmetric · 6 notes

Note names
  1. 1B♭
  2. ♯2C♯
  3. 3D
  4. 5F
  5. ♯5F♯
  6. 7A

PatternW+H – H – W+H – H – W+H – H(W = whole step, H = half step)

Built by repeating the same pattern of intervals over and over. Degrees are shown relative to the major scale: ♭3 is the third lowered by a half step, ♯4 the fourth raised.

Mode and chords

A six-note symmetric scale alternating a minor 3rd and a semitone. It joins two augmented triads and is used over the maj7♯5 chord in modern jazz.

Put it into practice

The scale played in thirds over one octave: one of the exercises MEG generates from this scale.

This scale is not part of the demo: in the MEG app you will find it in every key, with 24 patterns.

Frequently asked questions

What are the notes of the B♭ augmented scale?
The notes are B♭, C♯, D, F, F♯, A.
What is the pattern of the B♭ augmented scale?
The sequence of steps is W+H – H – W+H – H – W+H – H (W = whole step, H = half step); compared with the major scale the degrees are 1 ♯2 3 5 ♯5 7.
Which chords is the B♭ augmented scale used over?
It is used over B♭maj7, B♭m(maj7), B♭maj7♯5: the chords on the tonic made of the notes of the scale.