A#m/Ab chord on guitar

A Sharp Minor Over A Flat, also written Bbm/Ab. Notes: A#, C# and F.

A#m/Ab guitar chord diagram, barre at fret 3××2Abbass3C#b31F51A#RAbC#FA#
Barre at fret 3 · Medium

How to play A#m/Ab

  1. Lay your index finger flat across the 4th (D) to the 3rd (G) string at fret 3. This is the barre.
  2. Put your middle finger on the 6th (low E) string at fret 4 (Ab).
  3. Put your ring finger on the 5th (A) string at fret 4 (C#).
  4. Don't play the B and high E strings: skip them or mute them with a fretting finger.
  5. Strum from the low E string down.
Lowest note: Ab (the root)Strings played: 4 of 6Other voicings: 3 below

All 4 ways to play A#m/Ab

Easiest first. Tap play to hear each one.
A#m/Ab guitar chord, barre at fret 3××2Abbass3C#b31F51A#RAbC#FA#

Barre at fret 3

Medium
A#m/Ab guitar chord, barre at fret 66fr××1Abbass1C#b31F51A#RAbC#FA#

Barre at fret 6

Medium
A#m/Ab guitar chord, barre at fret 63fr×2Abbass1F54C#b34F54A#RAbFC#FA#

Barre at fret 6

Hard
A#m/Ab guitar chord, fret 10 position10fr××2Abbass3C#b31F54A#RAbC#FA#

Fret 10 position

Hard

Notes and theory

A#root
C#b3 · minor third
F5 · perfect fifth

The minor triad swaps the major third for a minor third, which gives it a darker, sadder color. The formula is 1 b3 5, and you will also see it written as A#min and A#-. Strictly by music theory the notes are spelled A#, C# and E#; E# is the same key as F.

Keys that use A#m/Ab

More A# chords

All A# guitar chords

A#m/Ab with another bass note

minor chords in every key

Questions

What notes are in the A#m/Ab chord?

A#m/Ab (A sharp minor over A flat) is made of three notes: A# (root), C# (minor third) and F (perfect fifth). The slash means Ab is played as the lowest note.

How do you play A#m/Ab on guitar?

The easiest A#m/Ab is the "barre at fret 3" shape. Lay your index finger flat across the 4th (D) to the 3rd (G) string at fret 3. This is the barre. Put your middle finger on the 6th (low E) string at fret 4 (Ab). Put your ring finger on the 5th (A) string at fret 4 (C#).

Is A#m/Ab hard to play on guitar?

A#m/Ab has no open-string shape, so every version needs a barre or a stretch. The easiest one is rated medium.

What is the difference between A#m/Ab and A#?

Only the third changes. A# major uses a major third and sounds bright; A# minor lowers that note by a half step, which makes it sound darker. The root and the fifth stay the same.

What key is A#m/Ab in?

A#m/Ab belongs to 6 keys: D flat major (as the vi chord), F sharp major (as the iii chord), A flat major (as the ii chord), E flat minor (as the v chord), F minor (as the iv chord) and B flat minor (as the i chord).

What does a minor chord sound like?

The minor triad swaps the major third for a minor third, which gives it a darker, sadder color.