7th Chords
A# Diminished 7th chord
Three stacked minor thirds. Maximum tension, fully symmetrical, and able to resolve in four directions.
Notes in A# Diminished 7th
| Note | Interval | Semitones from root |
|---|---|---|
| A# | Root | 0 |
| C# | Minor 3rd | 3 |
| E | Tritone | 6 |
| G | Major 6th | 9 |
Formula: 0–3–6–9 semitones above the root. Move the whole shape up or down and you get the same chord in another key — that is why Diminished 7th chords sound alike no matter where they start.
Other chords on A#
A# MajorA# MinorA# DiminishedA# AugmentedA# Major 7thA# Minor 7thA# Dominant 7thA# Half-Diminished 7th
Want to hear A# Diminished 7th inside a progression? Load a key in the chord progression generator or browse the scales reference.
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