Chord Finder
Pick a chord, see its notes on piano and guitar fretboard.
Chord lookup · piano + guitar
CRoot
Chord type
C
Major — C · E · G
Piano
Guitar
Open C
Intervals
RC
3E
5G
How to use
- Pick a root note from the chromatic row.
- Pick a chord type. Piano + guitar diagrams update instantly.
- Hit Play chord to hear it — strummed, like a guitar.
- Highlighted keys: orange = chord tones, amber = root note.
Reading the intervals
- R — root, the chord's name.
- 3 vs ♭3 — major vs minor third. Defines the mood.
- ♭7 — dominant 7th (bluesy). 7 = major 7th (jazzy).
Open vs barre
Open chords use unfretted strings (the heavy fret line at the top is the nut). Barre chords clamp one finger across strings at a higher position — the "fr" label shows which fret to start at.
Need a progression?
Want to chain these chords together? Open the Chord Progression Generator →
The full product · 2026This is one of fourteen free tools.
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