Diatonic Chords of A Major Scale

How to form diatonic chords of A major scale?

A Major Scale

A – B – C♯ – D – E – F♯ – G♯ – A are the notes of the A major scale.

a major scale

 

Diatonic chords are formed by stacking two generic third notes above each scale note.

a major diatonic chords gif

 

A Major Diatonic Chords

These are the seven major scale diatonic chords that come from the A major scale.

a major diatonic chords

Each major scale diatonic chord is labelled with a roman numeral number, and follows the same pattern:

I,  ii,  iii,  IV,  V,  vi, viiº

a major diatonic chord

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.

Firstfourth and fifth chords of a major scale will always be major chordsSecondthird and sixth chords of a major scale will always be minor chordsSeventh chord of a major scale will always be diminished chords.

The seven diatonic chords formed from the key of A major are:

I.  A – C♯ – E (A major chord)

ii.  B – D – F♯ (B minor chord)

iii.  C♯ – E – G♯ (C Sharp minor chord)

IV.  D – F♯ – A (D major chord)

V. E – G♯ – B (E major chord)

vi.  F♯ – A – C♯ (F Sharp minor chord)

viiº.  G♯ – B – D (G Sharp diminished chord)

These are the chords that are diatonic to the A major scale. They are directly related to the A major key and make a harmonic sound for music in the same key.

 

List of all Major Scale Diatonic Chords in Every Major Keys

Major scale with no sharp or flat:
Diatonic Chords of C Major Scale
Major scales with sharps:
Diatonic Chords of G Major Scale
Diatonic Chords of D Major Scale
Diatonic Chords of A Major Scale
Diatonic Chords of E Major Scale
Enharmonic Major Scales:
Diatonic Chords of B Major Scale / C Flat Major Scale
Diatonic Chords of F Sharp Major Scale / G Flat Major Scale
Diatonic Chords of C Sharp Major Scale / D Flat Major Scale
Major scales with flats:
Diatonic Chords of A Flat Major Scale
Diatonic Chords of E Flat Major Scale
Diatonic Chords of B Flat Major Scale
Diatonic Chords of F Major Scale

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