Diminished 7 Scale — All 12 Keys
Diminished 7 in all 12 keys for guitar, bass, ukulele, and piano — notes, scale degrees, and free printable charts. A fully diminished chord's arpeggio, stacked entirely in minor 3rds — a symmetrical, highly tense passing sound.
How the diminished 7 is built
The diminished 7 has 4 notes, with the scale degrees R · b3 · b5 · bb7. Those degrees stay the same in every key — only the note names change — which is why the same shape moves up and down the neck.
Pick a key
Charts below are grouped by instrument. Each one lists the notes and degrees, and opens in the interactive tool where you can compare it against another scale, switch tuning, and export a printable PDF.