A 6th chord
A6 chord for piano with keyboard diagram.
Explanation: The A major sixth is a four-note chord. You can see the four notes marked in red color. The chord is abbreviated A6.
Theory: The A6 chord is constructed with a root, a major third, a perfect fifth and a major sixth.
Fingerings: Little finger, middle finger, index finger, thumb (left hand); thumb, index finger, middle finger, little finger (right hand).
Notes: A - C# - E - F#
A6 - inversions
Explanation: The images below show the three inversions of the A sixth chord. A6/C# is an A sixth with C sharp as the bass note, A6/E is an A sixth with E as the bass note and A6/F# is an A sixth with F sharp as the bass note. A6/F# is identical with F#m7.