B♯ Phrygian Dominant Mode

The B♯ Phrygian Dominant Mode has a Major quality due to its Major Third D. The Phrygian Dominant Mode, like B♯ Phrygian Dominant, is based on the B♯ Phrygian Mode but has a raised (by a semitone) Third D. The B♯ Phrygian Dominant Mode is classified as a heptatonic scale as it has seven notes, B♯, C♯, D, E♯, F, G♯, A♯.

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

Theoretical Only

The B♯ Phrygian Dominant Mode is considered theoretical only as it has double sharps or flats in the key signature.

The usual alternative is the enharmonic equivalent C Phrygian Dominant Mode

Notes Ascending

B♯, C♯, D, E♯, F, G♯, A♯, B♯

Notes Descending

B♯, A♯, G♯, F, E♯, D, C♯, B♯

Pattern Ascending

S, TS, S, T, S, T, T

S = Semitone, T = Tone (2 Semitones)

Pattern Descending

T, T, S, T, S, TS, S

S = Semitone, T = Tone (2 Semitones)

Degrees Ascending

NoteNumberName
B♯1Tonic
C♯2Supertonic
D3Mediant
E♯4Subdominant
F5Dominant
G♯6Submediant
A♯7Subtonic
B♯8Tonic (Octave)

Degrees Descending

NoteNumberName
B♯8Tonic (Octave)
A♯7Subtonic
G♯6Submediant
F5Dominant
E♯4Subdominant
D3Mediant
C♯2Supertonic
B♯1Tonic

Intervals Ascending

NotesSemitonesInterval
B♯ > B♯0Perfect Unison (P1)
B♯ > C♯1minor 2nd (m2)
B♯ > D4Major 3rd (M3)
B♯ > E♯5Perfect 4th (P4)
B♯ > F7Perfect 5th (P5)
B♯ > G♯8minor 6th (m6)
B♯ > A♯10minor 7th (m7)
B♯ > B♯12Perfect Octave (P8)

Intervals Descending

NotesSemitonesInterval
B♯ > B♯0Perfect Unison (P1)
B♯ > A♯2Major 2nd (M2)
B♯ > G♯4Major 3rd (M3)
B♯ > F5Perfect 4th (P4)
B♯ > E♯7Perfect 5th (P5)
B♯ > D8minor 6th (m6)
B♯ > C♯11Major 7th (M7)
B♯ > B♯12Perfect Octave (P8)

Scales related to B♯ Phrygian Dominant Mode

Enharmonic Equivalent

Scale with the same root and notes as the B♯ Phrygian Dominant Mode but different spelling.

C Phrygian Dominant Mode

Chords related to B♯ Phrygian Dominant Mode

Related Triads

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

I Chord - B♯ Major

II Chord - C♯ Major

iiio Chord - E Diminished

iv Chord - E♯ Minor

vo Chord - G Diminished

VI+ Chord - G♯ Augmented

vii Chord - A♯ Minor

Learn to Play B♯ Phrygian Dominant Mode

Instrument View

See B♯ Phrygian Dominant 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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