A° chord on 6-String Guitar

in Standard E (E-A-D-G-B-E) tuning · Also known as EADGBE, Spanish tuning

✕○✕121AD#AC
A°
Diminished
Notes:A · C · D#
easybarre on fret 1
Piano Left hand Right hand
AAACD#
ShapeFretsFingersNotesDifficulty
x 0 1 2 1 x– – 1 2 1 –x A D# A C xeasy · barre on fret 1
5 3 x 2 4 x4 2 – 1 3 –A C x A D# xhard
5 3 x 5 4 x3 1 – 4 2 –A C x C D# xhard
5 0 x 5 4 52 – – 3 1 4A A x C D# Ahard
5 6 7 5 x x1 2 3 1 – –A D# A C x xmedium · barre on fret 5
8 6 7 8 x x3 1 2 4 – –C D# A D# x xmedium
8 0 7 8 x x2 – 1 3 – –C A A D# x xeasy
x 0 10 8 10 8– – 2 1 3 1x A C D# A Cmedium · barre on fret 8
11 0 10 x x x2 – 1 – – –D# A C x x xeasy
5 0 1 2 1 53 – 1 2 1 4A A D# A C Ahard · barre on fret 1
x 3 x 2 4 x– 2 – 1 3 –x C x A D# xhard
5 3 x x 4 53 1 – – 2 4A C x x D# Ahard
x 0 7 5 4 5– – 4 2 1 3x A A C D# Amedium
5 6 x 5 x x1 3 – 2 – –A D# x C x xeasy
8 6 7 x x x3 1 2 – – –C D# A x x xmedium
8 0 7 8 x 82 – 1 3 – 4C A A D# x Chard

The A° chord (Diminished) is built from the notes A, C, D#. Below are playable fingerings for 6-String Guitar generated for your selected tuning, ordered from open-position shapes up the neck. Tap a diagram to hear it, or switch to the piano view to see the same harmony on keys.

How the A° chord is built

Formula: 1 · ♭3 · ♭5

DegreeSemitonesNote
10A
♭33C
♭56D#

More A chords

Other roots

See A° in another tuning

What notes make up the A° chord?

A° is a Diminished chord built from the notes A, C, D#.

How do I read the diagram?

Strings run left to right from the lowest to the first string; the numbers show which finger presses each fret. An ○ marks an open string, an ✕ marks a muted one.