A Major Guitar Chord — Open G
Guitar chord voicings in Open G tuning (D-G-D-G-B-D)
A Major Voicings in Open G
A Major filtered by fret:
A Major in Open G Tuning — Guide
The A Major chord is made up of the following notes: A, C#, E.
Intervals: 1P, 3M, 5P.
The A Major chord in Open G tuning (D-G-D-G-B-D) requires different fingerings than standard tuning.
The A major chord is built by stacking a major third and a perfect fifth above the root, creating the interval structure 1P, 3M, 5P with the notes A, C#, E. This combination produces the most fundamental and stable sound in Western harmony — bright, resolved, and confident. Major chords serve as the harmonic anchor in virtually every genre, conveying feelings of happiness, strength, and resolution. Understanding the major triad is the first step toward mastering chord construction.
How to Play A Major
On guitar, the most common voicing for A major is x-0-2-2-2-0 — open position with all three middle strings fretted at the 2nd fret. This is one of the fundamental shapes every guitarist should memorize early on, as it appears in countless songs and serves as a building block for more complex voicings up the neck.
A Major in Progressions
A major naturally appears as the I chord in A major, the IV chord in E major, and the V chord in D major. It also functions as the bVI in F# minor. This versatility makes it one of the most frequently used chords in all of popular music.
Common Substitutions
Try substituting Amaj7, Aadd9, or F#m for a different color while maintaining a similar harmonic function.
Difficulty: On guitar, this chord has a comfortable open voicing — suitable for beginners and widely used in popular songs.