The C-flat diminished chord is a tense and dramatic chord made up of the notes C♭, E𝄫, and G𝄫. By lowering both the third and the fifth of the C♭ major triad, this chord produces a diminished triad with a distinct sense of instability and suspense. The C-flat diminished chord is often used in classical, jazz, and contemporary music to create moments of tension, leading to resolutions or transitions, and provides composers and performers with a powerful tool for adding emotional intensity and harmonic intrigue to their compositions.
Name: C-flat diminished chord
Symnonyms:: C-flat diminished triad
Notes: C♭, E𝄫, G𝄫
Intervals: 1, ♭3, ♭5
Chord symbol: C♭o
Alternative symbols: C♭dim, C♭m(♭5), C♭m♭5
Type: Triad (three-note chord)
C-flat diminished chord on the Staff
C-flat diminished chord on Piano
C-flat diminished chord on Guitar
C-flat diminished chord on Ukulele

Rowan Ellis is a musician and educator with a passion for exploring the language of harmony and melody. With years of experience across classical, jazz, and contemporary styles, Rowan breaks down music theory into clear, practical insights. His goal is to make chords and scales less intimidating and more inspiring for every musician.
