Cb Locrian Mode
Cb – Dbb – Ebb – Fb – Gbb – Abb – Bbb
Formula:H-W-W-H-W-W-W
Intervals:P1-m2-m3-P4-d5-m6-m7-P8
Scale Degrees:1-♭2-♭3-4-♭5-♭6-♭7-8
Introduction
The Cb Locrian mode is the seventh mode of the Dbb Major scale. It has a diminished quality with flatted second and fifth degrees, the most dissonant of the seven modes.
Cb Locrian Mode Notes
| Degree | Name | Note | Interval |
|---|---|---|---|
| 1 | Tonic | Cb4 | P1 |
| ♭2 | Supertonic | Dbb4 | m2 |
| ♭3 | Mediant | Ebb4 | m3 |
| 4 | Subdominant | Fb4 | P4 |
| ♭5 | Dominant | Gbb4 | d5 |
| ♭6 | Submediant | Abb4 | m6 |
| ♭7 | Leading Tone | Bbb4 | m7 |
| 8 | Octave | Cb5 | P8 |
Cb Locrian Mode — Frequently Asked Questions
What notes are in the Cb Locrian mode?
Cb Locrian is the enharmonic equivalent of B Locrian. Same notes: Cb/B, Dbb/C, Ebb/D, Fb/E, Gbb/F, Abb/G, Bbb/A.
How does Cb Locrian differ from Cb Natural Minor?
Flatted 2nd and 5th. Diminished tonic.
What is the parent major scale?
Seventh mode of Dbb Major (enharmonically C Major).
How is Cb Locrian used in music?
Musicians use B Locrian in practice.
What songs use Locrian?
Sound identical regardless of spelling.
Do I need both spellings?
Learn B Locrian and understand the enharmonic relationship.
Practice Tips
- Cb Locrian and B Locrian are enharmonic.
- Translate to B Locrian (all white keys) for easier reading.
- Keyboard notes identical.
- Understanding both spellings builds fluency.
- Diminished tonic defines the sound.
- Compare with Cb Phrygian.