A (Major)

A · Db · E · 3 notes

Chord

Formula: R – 3 – 5

A R

Db 3

E 5

Bass note: A

The A chord is a major chord built on A. It consists of the notes A, Db, E (scale degrees R, 3, 5).

Major chords are built from a major 3rd (4 semitones) stacked with a minor 3rd (3 semitones), producing a bright, stable sound.

Use the Key Finder to find what key these notes belong to, or the Progression Builder to use this chord in a sequence.