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Intervals
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Reference

Intervals & Root Map

All 12 intervals with fretboard positions, plus an interactive root map for any key.

All 12 intervals from Guitar Atlas page 11. Each shows its fretboard position relative to a root note on a 2-string window.

R0 semitones
Unison
Octave
perfect
012345hiloRR
♭21 semitone
Minor 2nd
minor
012345678hiloR♭2♭2
22 semitones
Major 2nd
major
012345678hiloR22
♭33 semitones
Minor 3rd
minor
012345678hiloR♭3♭3
34 semitones
Major 3rd
major
012345678hiloR33
45 semitones
Perfect 4th
perfect
012345678hiloR44
♭56 semitones
Tritone
Aug 4th / Dim 5th
diminished
012345678hiloR♭5♭5
57 semitones
Perfect 5th
perfect
012345678hiloR55
♭68 semitones
Minor 6th
Aug 5th
minor
012345678hiloR♭6♭6
69 semitones
Major 6th
major
012345hiloRR6
♭710 semitones
Minor 7th
minor
012345hiloRR♭7
711 semitones
Major 7th
major
012345hiloRR7