D♭ Locrian Mode
Notes in the D♭ Locrian Mode
| Degree | Name | Note | Frequency (A=440) |
|---|---|---|---|
| 1 | Tonic | D♭ | 277.183 Hz |
| ♭2 | Phrygian 2nd | D | 293.665 Hz |
| ♭3 | Minor Mediant | E | 329.628 Hz |
| 4 | Subdominant | G♭ | 369.994 Hz |
| ♭5 | Diminished 5th | G | 391.995 Hz |
| ♭6 | Minor Submediant | A | 440.000 Hz |
| ♭7 | Subtonic | B | 493.883 Hz |
Interval Pattern
| Step | Interval | Semitones | From Note | To Note |
|---|---|---|---|---|
| 1 | Half Step (H) | 1 | D♭ | D |
| 2 | Whole Step (W) | 2 | D | E |
| 3 | Whole Step (W) | 2 | E | G♭ |
| 4 | Half Step (H) | 1 | G♭ | G |
| 5 | Whole Step (W) | 2 | G | A |
| 6 | Whole Step (W) | 2 | A | B |
| 7 | Whole Step (W) | 2 | B | D♭ |
Chords Built on Scale Degrees
| Degree | Note | Chord | Quality |
|---|---|---|---|
| 1 | D♭ | D♭ diminished | diminished |
| ♭2 | D | D | major |
| ♭3 | E | E minor | minor |
| 4 | G♭ | G♭ minor | minor |
| ♭5 | G | G | major |
| ♭6 | A | A | major |
| ♭7 | B | B minor | minor |
Key Signature
5 ♭ — The D♭ key signature uses B♭, E♭, A♭, D♭, G♭.
D♭ Locrian Mode in Practice
The D♭ Locrian Mode uses the key signature of 5 flats (B♭, E♭, A♭, D♭, G♭). Db major has five flats and is enharmonically equivalent to C# major. It has a warm, veiled quality and appears in Romantic piano literature and jazz compositions. On guitar, D♭ positions offer comfortable transposing instrument keys for this scale.
The Locrian mode is the darkest and most dissonant of all modes, featuring a flat 2nd and flat 5th. It is rarely used melodically but appears in jazz as the basis for half-diminished harmony. When played starting on D♭, the 7 notes are D♭, D, E, G♭, G, A, B. In this key the signature has 5 flats (B♭, E♭, A♭, D♭, G♭). Db major uses all five black keys of the piano, placing the hand naturally on the raised keys and creating a legato, connected feel. Modern R&B and neo-soul producers often write in Db because keyboard players find the five-flat hand position physically comfortable for extended improvisations.
Tuning Frequencies Across Temperaments
Frequencies shown at A=440 Hz. View full temperament data for any note.
| Note | Equal Temp. | Pythagorean | Just Intonation |
|---|---|---|---|
| D♭ | 277.183 Hz | 278.437 Hz | 279.067 Hz |
| D | 293.665 Hz | 293.332 Hz | 294.329 Hz |
| E | 329.628 Hz | 330.001 Hz | 327.032 Hz |
| G♭ | 369.994 Hz | 371.251 Hz | 367.911 Hz |
| G | 391.995 Hz | 391.111 Hz | 392.438 Hz |
| A | 440.000 Hz | 440.000 Hz | 436.043 Hz |
| B | 493.883 Hz | 495.000 Hz | 490.548 Hz |
Related Scales
Transposing Instruments: D♭ Locrian Mode
D♭ is a natural key for B♭ instruments (trumpet, clarinet, tenor sax), which sound a major second lower than written. B♭ instruments reading in C produce D♭ concert pitch. E♭ instruments (alto sax, baritone sax) reading in D♭ sound a major sixth lower.