Dmaj7 chord for piano with keyboard diagram.
Explanation: The D major seventh is a four-note chord. You can see the four notes of the D major seventh chord marked in red color. The chord is often abbreviated as Dmaj7.
Theory: The D major seventh chord is constructed with a root, a major third, a perfect fifth and a major seventh.
Fingerings: Little finger, middle finger, index finger, thumb (left hand); thumb, index finger, middle finger, little finger (right hand).
Explanation: The piano chords pictured below are the three inversions of Dmaj7. Dmaj7/F# is a D major seventh with F# as the bass note, Dmaj7/A is a D major seventh with A as the bass note and Dmaj7/C# is a D major seventh with C# as the bass note.