Piano chord · Sevenths
C♯ diminished 7th chord on piano
Right hand: C♯ (1), E (2), G (3), B♭ (5)
How to play C♯dim7 on piano: the keys to press, which fingers to use, inversions and how it’s written on the staff.
Symmetrical and very tense — every note is a minor 3rd apart.
C♯dim7 is the vii°7 chord in D minor.
- Notes
- C♯EGB♭
- Formula
- 1♭3♭5𝄫7
- Built from
- root · minor 3rd · diminished 5th · diminished 7th
Piano
Root position · numbers are finger numbers
How to play it
Right handC♯1 · thumbE2 · indexG3 · middleB♭5 · pinky
Left handC♯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 C♯dim7 on piano
On piano, C♯dim7 has two black keys (C♯ and B♭) and two white keys.