Cdim/A# Guitar Chord

The C diminished over A# is a diminished chord. Explore fingerings, progressions, and theory analysis below.

Finger Positions

Diminished
Cdim/A# diagram
Root Note C
Name C diminished over A#
Intervals 1P-3m-5d
Relative Minor Am
Notes A#, C, Eb, Gb
Aliases Cdim, C°, Co

Common Progressions Popular patterns using C

I-V-vi-IV

C → G → Am → F

vi-IV-I-V

Am → F → C → G

Diatonic Family (Triads)

C Dm Em F G Am Bdim

Diatonic Family (7ths)

Cmaj7 Dm7 Em7 Fmaj7 G7 Am7 Bm7b5

Scale Compatibility

View All Scales
Minor Blues Diminished Locrian Locrian Pentatonic Super Locrian Pentatonic Altered Locrian #2 Ultralocrian Locrian 6 Dorian #4 Lydian Diminished Hungarian Minor Hungarian Major Flamenco Todi Raga

* 15 scales found containing the notes A#, C, Eb, Gb.

Audio & MIDI Analysis

MIDI Numbers 70, 60, 63, 66
Frequencies (Hz)

466.1637615180899, 261.6255653005986, 311.1269837220809, 369.9944227116344