Finger Positions

Root Note Db

Name Db major seventh

Intervals 1P-3M-5P-7M

Relative Minor Bbm

Notes Db, F, Ab, C

Aliases Dbmaj7, DbΔ, Dbma7, DbM7, DbMaj7, Db^7

How to play the Dbmaj7 Chord

The Dbmaj7 is a fundamental major chord in guitar music. To play this chord correctly, ensure your fingers are placed precisely on the frets indicated in the diagram above.

Music Theory Analysis

From a theoretical perspective, the Db major seventh is built using the 1P, 3M, 5P, 7M intervals. In the key of Db Major, this chord functions as the I chord.

Common Progressions

In music composition, the Dbmaj7 chord is often used to create tension or resolution.

I-V-vi-IV

Db → Ab → Bbm → Gb

vi-IV-I-V

Bbm → Gb → Db → Ab

The Diatonic Family

Understanding the "family" of chords that belong to Db helps with transposition and ear training.

Triads

Db Ebm Fm Gb Ab Bbm Cdim

7ths

Dbmaj7 Ebm7 Fm7 Gbmaj7 Ab7 Bbm7 Cm7b5

Scale Compatibility

View All Scales

Major Bebop Lydian Ionian Pentatonic Lydian Pentatonic Augmented Double Harmonic Lydian Augmented Heptatonic Harmonic Major Double Harmonic Major Lydian #9 Purvi Raga Bebop Major Ichikosucho Kafi Raga

* 15 scales found containing the notes Db, F, Ab, C.

Acoustic & Digital Analysis

Digital footprint of the Dbmaj7 chord for MIDI programming and synthesizer sound design.

MIDI Numbers 61, 65, 68, 60

Frequencies (Hz)

277.1826309768721, 349.2282314330039, 415.3046975799451, 261.6255653005986