B Locrian Mode

The B Locrian Mode has a diminished quality due to its Minor Third D and Diminished Fifth F. The Locrian Mode, like B Locrian, is one of seven diatonic modes originally formed using just the natural notes (think just the white keys on a piano) but starting on a particular note, B in the case of the Locrian Mode, which creates a unique sequence of intervals. This mode can then be transposed to any key such as B Locrian Mode in this example. B Locrian Mode is classified as a heptatonic scale as it has seven notes, B, C, D, E, F, G, A. The B Locrian Mode is also known as a diatonic scale which conforms to specific rules.

Below you will find the B Locrian Mode notes, notation, patterns, degrees, intervals and more. You can also opt to see the B Locrian Mode on your preferred instrument.

Notes Ascending

B, C, D, E, F, G, A, B

Notes Descending

B, A, G, F, E, D, C, B

Notation Ascending

Notation Descending

Pattern Ascending

S, T, T, S, T, T, T

S = Semitone, T = Tone (2 Semitones)

Pattern Descending

T, T, T, S, T, T, S

S = Semitone, T = Tone (2 Semitones)

Degrees Ascending

NoteNumberName
B1Tonic
C2Supertonic
D3Mediant
E4Subdominant
F5Dominant
G6Submediant
A7Subtonic
B8Tonic (Octave)

Degrees Descending

NoteNumberName
B8Tonic (Octave)
A7Subtonic
G6Submediant
F5Dominant
E4Subdominant
D3Mediant
C2Supertonic
B1Tonic

Intervals Ascending

NotesSemitonesInterval
B > B0Perfect Unison (P1)
B > C1minor 2nd (m2)
B > D3minor 3rd (m3)
B > E5Perfect 4th (P4)
B > F6Diminished 5th (d5 or Tritone)
B > G8minor 6th (m6)
B > A10minor 7th (m7)
B > B12Perfect Octave (P8)

Intervals Descending

NotesSemitonesInterval
B > B0Perfect Unison (P1)
B > A2Major 2nd (M2)
B > G4Major 3rd (M3)
B > F6Augmented 4th (A4 or Tritone)
B > E7Perfect 5th (P5)
B > D9Major 6th (M6)
B > C11Major 7th (M7)
B > B12Perfect Octave (P8)

Modes related to B Locrian Mode

Enharmonic Equivalent Mode

Scale with the same root and notes as the B Locrian Mode but different spelling.

C Locrian Mode

Chords related to B Locrian Mode

Related Triads

These chords have been built using the notes of the B Locrian Mode. The chords are in degree order and shown in Roman numerals (lowercase = minor/diminished, uppercase = Major/Augmented).

io Chord - B Diminished

II Chord - C Major

iii Chord - D Minor

iv Chord - E Minor

V Chord - F Major

VI Chord - G Major

vii Chord - A Minor

Learn to Play B Locrian Mode

Instrument View

See B Locrian Mode on

If you want to learn what scales and modes are and much more, check out our free Fundamentals of Music Theory course. If you already know some of the basics, you can jump straight into the scales lesson.

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