Information about the diminished fifth interval

Name

This interval is called: Diminished fifth

Abbreviation

You can use the somewhat shorter name "d5" to indicate a Diminished fifth.

Construct

How to build a diminished fifth interval?

To construct an interval correctly you must always use two steps.

  1. Count the amount of naturals used
  2. Count the steps between de two notes

At first, and with easy intervals, this may seem unnecessary, but when advancing to more dificult intervals and musical keys they will become more mandatory.

The following example is for a diminished fifth from C3. Outcome: Gb3

1.
A Diminished fifth uses 5 naturals.
Example: C3 D3 E3 F3 G3
2.
A Diminished fifth has 6 semitones between the notes.
Example: C3 Db3 D3 Eb3 E3 F3 Gb3

Cheatsheet

Tranposed for each note

You can use the following cheatsheet to check the Diminished fifth for each root note.
Cb3 ↠ Gbb3
C3 ↠ G3
C3 ↠ Gb3
C3 ↠ G3
C#3 ↠ G3
C3 ↠ G3
Db3 ↠ Abb3
D3 ↠ A3
D3 ↠ Ab3
D3 ↠ A3
D#3 ↠ A3
D3 ↠ A3
Eb3 ↠ Bbb3
E3 ↠ B3
E3 ↠ Bb3
E3 ↠ B3
E#3 ↠ B3
E3 ↠ B3
Fb3 ↠ Cbb4
F3 ↠ C4
F3 ↠ Cb4
F3 ↠ C4
F#3 ↠ C4
F3 ↠ C4
Gb3 ↠ Dbb4
G3 ↠ D4
G3 ↠ Db4
G3 ↠ D4
G#3 ↠ D4
G3 ↠ D4
Ab3 ↠ Ebb4
A3 ↠ E4
A3 ↠ Eb4
A3 ↠ E4
A#3 ↠ E4
A3 ↠ E4
Bb3 ↠ Fb4
B3 ↠ F4
B3 ↠ F4
B3 ↠ F4
B#3 ↠ F#4
B3 ↠ F4