Piano chord · Triads

A♯ augmented chord on piano

Right hand: A♯ (1), C𝄪 (3), E𝄪 (5)

How to play A♯aug on piano: the keys to press, which fingers to use, inversions and how it’s written on the staff.

Dreamy and suspenseful; the raised 5th keeps pushing forward.

Spell as B♭aug
Notes
A♯C𝄪E𝄪
Formula
13♯5
Built from
root · major 3rd · augmented 5th

Piano

Root position · numbers are finger numbers

𝄞𝄢

How to play it

Right handA♯1 · thumbC𝄪3 · middleE𝄪5 · pinky

Left handA♯5 · pinkythe root, an octave lower

Finger numbers: 1 thumb · 2 index · 3 middle · 4 ring · 5 pinky. Inversions use the same notes with a different one on the bottom — they help you move smoothly between chords. Tap any key to hear it.

Tips for playing A♯aug on piano

On piano, A♯aug has two black keys (A♯ and E𝄪) and one white key.

Notice the C𝄪 in A♯aug (A♯ C𝄪 E𝄪): each note of the chord takes its own letter (A–C–E), so the major 3rd has to be written C𝄪 rather than D — the same key on a piano, spelled to fit the chord.

A♯aug piano chord diagram (A♯ augmented)
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