# C diminished 7th Guitar Chord

> The C diminished 7th diminished 7th chord extends the diminished triad with a double-flatted seventh B♭♭, creating a haunting, symmetrical dissonance. Its ambiguous, tension-filled sound is ideal for dramatic resolutions, suspenseful scenes, or mysterious soundscapes in classical and cinematic compositions.

Source: https://guitarwiz.app/chords/c-diminished-7th

## Chord Facts

- Symbol: Cdim7
- Notes: C, E♭, G♭, B♭♭
- Intervals: 1 (C), ♭3 (E♭), ♭5 (G♭), ♭♭7 (B♭♭)
- Mood: dramatic, suspenseful, intense, ominous
- Genres: Classical, Jazz, Cinematic, Experimental
- Playable shapes: 15

## Quick Shapes

- Shape 1: -1 3 4 2 4 2 (https://guitarwiz.app/chords/c-diminished-7th/x34242)
- Shape 2: 8 0 7 8 7 8 (https://guitarwiz.app/chords/c-diminished-7th/807878)
- Shape 3: 8 9 10 8 10 8 (https://guitarwiz.app/chords/c-diminished-7th/89a8a8)
- Shape 4: -1 3 4 2 4 -1 (https://guitarwiz.app/chords/c-diminished-7th/x3424x)
- Shape 5: -1 3 -1 2 4 2 (https://guitarwiz.app/chords/c-diminished-7th/x3x242)
- Shape 6: 8 0 -1 8 7 -1 (https://guitarwiz.app/chords/c-diminished-7th/80x87x)
- Shape 7: 8 0 -1 8 7 8 (https://guitarwiz.app/chords/c-diminished-7th/80x878)
- Shape 8: 8 9 -1 8 10 -1 (https://guitarwiz.app/chords/c-diminished-7th/89x8ax)

## Related Articles

- https://guitarwiz.app/articles/how-to-read-guitar-chord-diagrams
- https://guitarwiz.app/articles/chord-construction-guitar
- https://guitarwiz.app/articles/chord-inversions-guitar
- https://guitarwiz.app/articles/diminished-chords-guitar