D#dim7 Piano Chord

D#dim7

D# Diminished 7th (with Flat 5th)

Root
D#
Min 3rd
F#
b 5th
A
Maj 6th
B#
E
G
B
D
F
F
A
C
E
D#
F#
A
B#

The Notes in a D# Diminished 7th (with Flat 5th) Chord

The Min 3rd

Finding F# from D# step by step:

  • Start on: D#
  • Step 1: move up to E
  • Step 2: move up to E#
  • Step 3: Land on F#
Min 3rd
F#
Root
D#
1
2
  • E is a minor second above D#.
  • E# is a major 2nd above D#.
  • F# is a minor third above D#.

The b 5th

Finding A from D# step by step:

  • Start on: D#
  • Step 1: move up to E
  • Step 2: move up to E#
  • Step 3: move up to F#
  • Step 4: move up to FX
  • Step 5: move up to G#
  • Step 6: Land on A
b 5th
A
Root
D#
1
2
3
4
5
  • E is a minor second above D#.
  • E# is a major 2nd above D#.
  • F# is a minor third above D#.
  • FX is a major third above D#.
  • G# is a fourth above D#.
  • A is a flat fifth above D#.

The Maj 6th

Finding B# from D# step by step:

  • Start on: D#
  • Step 1: move down to CX
  • Step 2: move down to C#
  • Step 3: Land on B#
Maj 6th
B#
Root
D#
1
2
  • CX is a minor second below D#.
  • C# is a major 2nd below D#.
  • B# is a minor third below D#. The maj 6th is down a minor third? Confusing, right? The note B# is down 3 half-steps from D#, but up 9 half-steps from D#:
Maj 6th
B#
Root
D#
1
2
3
4
5
6
7
8