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Major familyI in A major

A major chord

A

A major

Piano root position

  • Root
  • 3
  • 5

Guitar standard tuning

Open chord

Uses open strings, no barre.

E×ADGBe12345EAC♯

Finger: 1 index, 2 middle, 3 ring, 4 little

Notation treble clef

𝄞♯

Intervals

12 semitones
  1. A1
  2. ♭2
  3. 2
  4. ♭3
  5. C♯3
  6. 4
  7. ♭5
  8. E5
  9. ♯5
  10. 6
  11. ♭7
  12. 7
  • A Root
  • C♯ Major 3rd
  • E Perfect 5th

About this chord

What is an A major chord?

A is built from 3 notes: A (the root), C♯ (the 3), E (the 5). Bright, stable and resolved: the home chord of a major key.

Notes
A · C♯ · E
Formula
1 · 3 · 5
Also written
Amaj · AM · AΔ
Found in
I in A major · V in D major · IV in E major · VI in C♯ minor

Scales that contain A

Neighbours

Chords close to A

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All 348 chords

Every chord type on every root, each with its own page.

C

D♭

D

E♭

E

F

G♭

G

A♭

A

B♭

B