How do you play the D b5/C# chord?

To play the D b5/C# chord on piano, play the D b5 chord (D, F# and G#) with C# as the lowest bass note. Place the C# note below the other chord tones. Slash chords specify a particular bass note different from the chord root.

What is a slash chord?

A slash chord (or compound chord) is written as Chord/Bass and specifies both a chord and a bass note. The note to the right of the slash is played as the lowest note. The D b5/C# chord means a D b5 chord with C# in the bass.

D b5/C#

Q: What notes are in the D b5/C# chord?

The D b5/C# chord uses the 3 notes of the D b5 chord — D (Perfect unison), F# (Major third) and G# (Diminished fifth) — with C# played as the bass note in the lowest register.

The D b5 chord consists of the D (Perfect unison), F# (Major third) and G# (Diminished fifth) notes, with C# as the bass note.

Piano keyboard showing the notes for a D b5/C# chord

How to play the D b5/C# chord

Play C# as the lowest bass note in the left hand
Find D (Root) on the piano keyboard
Add F# (Major third) — 4 semitones above D
Add G# (Diminished fifth) — 6 semitones above D
Press all 4 notes simultaneously to sound the D b5/C# chord

Related chords with different root

D maj7(b5)
G# 11(b5)(sus4)

Related slash chords

G# 7(b5)(sus)/C#