Bb diminished half–whole scale: notes, formula and fretboard

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Bb diminished half–whole

The Bb diminished half–whole / A# diminished half–whole scale has 8 notes: Bb, B, C#, D, E, F, G and Ab. Its formula is 1 b2 #2 3 #4 5 6 b7 and its steps, in tones, are ½ – 1 – ½ – 1 – ½ – 1 – ½ – 1.

The half–whole diminished scale alternates a semitone and a tone: eight symmetrical notes, used in jazz over altered dominant chords.

Bb diminished half–whole

Bb B C# D E F G Ab · 1 b2 #2 3 #4 5 6 b7

Colored dots: notes of the scale, the root is the darkest.

Notes and intervals

Note

Degree

Same notes (modes and relatives)

C# diminished half–whole E diminished half–whole G diminished half–whole D diminished whole–half F diminished whole–half Ab diminished whole–half B diminished whole–half

Other Bb scales

Bb major Bb natural minor Bb harmonic minor Bb melodic minor Bb major pentatonic Bb minor pentatonic Bb blues Bb dorian Bb phrygian Bb lydian

Neighbouring scales (fifth and fourth)

F diminished half–whole Eb diminished half–whole

Try it in the app

Hear the chords, play them as a progression, switch instrument, note names (Do Ré Mi or C D E) and theme:

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Frequently asked questions

What are the notes of the Bb diminished half–whole scale?

The notes of the Bb diminished half–whole scale are Bb, B, C#, D, E, F, G and Ab.

What is the formula of the diminished half–whole scale?

The formula of the diminished half–whole scale is 1 b2 #2 3 #4 5 6 b7: it is built with the steps ½ – 1 – ½ – 1 – ½ – 1 – ½ – 1 (in tones).

How many accidentals are in the Bb diminished half–whole scale?

The Bb diminished half–whole scale has 1 sharp and 2 flats.

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