C#m7b5 Guitar Chord | Play, Hear and Practice Interactively
The C#m7b5 chord, also known as the C# half-diminished chord, belongs to the Diminished Chords family. It's built from the notes C#, E, G, and B, corresponding to the intervals 1, b3, b5, and b7. This unique chord adds depth and complexity, and with our interactive fretboard tool, you can instantly visualize every fingering, hear the chord played as a strum or arpeggio, and even get real-time mic feedback on your playing to ensure perfect execution.
Understanding the C#m7b5 chord can be a bit complex, but its unique intervallic structure with the flattened fifth and seventh creates a distinctive, often melancholic or jazz-infused sound. To dive deeper into the theory behind this fascinating chord type, explore our dedicated guide to Diminished Guitar Chords. For a broader understanding of how these four-note chords are built, our Learn 3-Note 7th Chords tutorial provides excellent foundational knowledge, and you can always go deeper into chord theory with our Chord Construction guide.
As you scroll down, you'll discover a comprehensive collection of C#m7b5 chord diagrams, ranked from the easiest open positions to more advanced barre shapes. We also provide deeper music theory insights, examples of songs that utilize this chord, and a list of keys where it commonly appears. But before you explore the static diagrams, take a moment to engage with the interactive tool above. Set your practice tempo with the built-in drum tool, strum the C#m7b5, and let the mic feedback guide your fingers to perfection. This hands-on practice is the fastest way to master its sound and feel on the fretboard.
C# m7b5 chord Notes:
Chord formula for the Minor Seventh Flat five chord:
How To Play The C# Minor Seventh Flat five chord on guitar
Chord boxes are sorted from the easiest to the hardest. Learn how to read chord diagrams.
If you have difficulties with bar chord shapes, check the Bar Chords Tips tutorial.
You can also use this accessible chords page with written diagrams instruction.
Position 1
Open
Position 2
Movable
Position 3
Movable
Position 4
Movable
Position 5
Open
Position 6
Barre
Movable
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FAQ
What defines the C#m7b5 chord?
The C#m7b5 chord, also known as the C# half-diminished chord, is defined by its specific notes and intervals. It's built from C#, E, G, and B, which correspond to the root, minor third (b3), flattened fifth (b5), and flattened seventh (b7) intervals.
What notes are included in the C#m7b5 chord?
The C#m7b5 chord is comprised of four specific notes: C#, E, G, and B. These notes form the foundation and unique sound of this chord.
What do the 'm7b5' in C#m7b5 refer to?
The 'm7b5' notation describes the chord's specific intervals relative to its root (C#). It indicates a minor third (m), a flattened fifth (b5), and a flattened seventh (b7). These intervals are 1, b3, b5, and b7 from the root note.
How does the C#m7b5 chord fit into the 'Diminished Chords family'?
The C#m7b5 chord is a member of the Diminished Chords family because it includes a flattened fifth (b5) and a flattened seventh (b7) interval. This gives it a characteristic sound that aligns with other chords in this family.
In what musical styles or situations is the C#m7b5 chord commonly used?
The C#m7b5 chord is particularly popular in genres like jazz. It's often used within chord progressions to add depth, complexity, and specific harmonic color to the music.