How to form diatonic chords of D flat major scale?
D Flat Major Scale
D♭ – E♭ – F – G♭ – A♭ – B♭ – C – D♭ are the notes of the D flat major scale.
Diatonic chords are formed by stacking two generic third notes above each scale note.
D Flat Major Diatonic Chords
These are the seven major scale diatonic chords that come from the D flat major scale.
Each major scale diatonic chord is labelled with a roman numeral number:
All major scales follow the same pattern:
I, ii, iii, IV, V, vi, viiº
We use uppercase roman numeral numbers to represent major chords, lowercase to represent minor chords, uppercase with a small plus sign to represent augmented chords, and lowercase with a small circle to represent diminished chords.
First, fourth and fifth chords in major will always be major. Second, third and sixth chords in major will always be minor. Seventh chord in major scale will always be diminished.
The seven diatonic chords in the D flat major key are:
I. D♭ – F – A♭ (D Flat major chord)
ii. E♭ – G♭ – B♭ (E Flat minor chord)
iii. F – A♭ – C (F minor chord)
IV. G♭ – B♭ – D♭ (G Flat major chord)
V. A♭ – C – E♭ (A Flat major chord)
vi. B♭ – D♭ – F (B Flat minor chord)
viiº. C – E♭ – G♭ (C diminished chord)
These are the harmonic chords that are diatonic to the D flat major scale.
Other Major Scale Diatonic Chords
Diatonic Chords of C Major Scale
Diatonic Chords of C Sharp Major Scale / D Flat Major Scale
Diatonic Chords of D Major Scale
Diatonic Chords of E Flat Major Scale
Diatonic Chords of E Major Scale
Diatonic Chords of F Major Scale
Diatonic Chords of F Sharp Major Scale / G Flat Major Scale
Diatonic Chords of G Major Scale
Diatonic Chords of A Flat Major Scale
Diatonic Chords of A Major Scale
Diatonic Chords of B Flat Major Scale
Diatonic Chords of B Major Scale / C Flat Major Scale
Piano Music Theory 