A♯ Locrian scale
The A♯ Locrian scale is a 7-note locrian scale built on the root A♯. Its notes are A♯, B, C♯, D♯, E, F♯ and G♯. The unstable seventh mode - diminished tonic and a flat fifth, rarely used as tonal centre. This page covers the formula, fingerings, diatonic chords and common progressions that make A♯ Locrian a great tool for improvising and composing.
Locrian is rare as a tonal centre because of that diminished tonic, but you need to know it for modal theory. Shows up in metal and avant-garde jazz. Built on the root A♯, the scale takes on the specific colour and pitch range of that key - making it especially useful in genres and registers where A♯ is a comfortable tonal centre.
Formula & step pattern
The A♯ Locrian scale follows a minor scale with a flat second and a flat fifth (H-W-W-H-W-W-W). Step pattern: H - W - W - H - W - W - W. Intervals from the root: 1P · 2m · 3m · 4P · 5d · 6m · 7m. Memorising the formula lets you transpose the scale to any other root note quickly.
A♯ Locrian on the piano
A♯ Locrian on the guitar
A♯ Locrian on the staff
Hear the A♯ Locrian scale
Improvisation drone
Loop the root note as a pad to practice improvising over this scale.
Notes of the A♯ Locrian scale
| Degree | Interval | Semitones | Note |
|---|---|---|---|
| 1 | 1P | 0 | A♯(A#) |
| 2 | 2m | 1 | B |
| 3 | 3m | 3 | C♯(C#) |
| 4 | 4P | 5 | D♯(D#) |
| 5 | 5d | 6 | E |
| 6 | 6m | 8 | F♯(F#) |
| 7 | 7m | 10 | G♯(G#) |
Diatonic chords of A♯ Locrian
These are the chords that naturally form on each degree of the scale. Click a chord to open its dedicated page.
Modes from A♯ Locrian
Each note of this scale produces a different mode with its own character.
How to use the A♯ Locrian scale
The diatonic chords of A♯ Locrian are: i° = A♯°, II = B, iii = C♯m, iv = D♯m, V = E, VI = F♯, vii = G♯m. These seven chords belong naturally to the key and are the safest harmonic vocabulary when writing songs in A♯ Locrian. Click any chord below to open its full diagram and progressions.
Locrian is rare as a tonal centre because of that diminished tonic, but you need to know it for modal theory. Shows up in metal and avant-garde jazz.
Practice tips
Locrian works best as a theoretical exercise. Spell each diatonic chord and notice why that diminished tonic makes it so unstable.
Famous songs
A♯ Locrian appears throughout locrian is rare as a tonal centre because of that diminished tonic, but you need to know it for modal theory. shows up in metal and avant-garde jazz. Listening to music in this scale and transcribing short phrases is the fastest way to absorb its sound.
Scales related to A♯ Locrian
Once you are comfortable with A♯ Locrian, explore related scales to expand your vocabulary. The scales below share notes, modes or tonal centres with A♯ Locrian and are a natural next step in your study.
Frequently asked questions
What notes are in the A♯ Locrian scale?
What is the formula for the A♯ Locrian scale?
Is A♯ Locrian a major or minor scale?
What chords belong to the A♯ Locrian scale?
Which genres use A♯ Locrian?
How do I practise the A♯ Locrian scale?
Take A♯ Locrian into your music
Build progressions, find chord voicings and improvise with confidence using our music tools.