Interval Reference Sheet (By Semitones)
A complete list of intervals from 0–12 semitones, with formal names, common names, and an example starting from C.
Semitones
| Semitones | Interval Name | Common Name | Example (from C) |
|---|---|---|---|
| 0 | Perfect Unison (P1) | Unison | C → C |
| 1 | Minor 2nd (m2) | Half-step | C → Db |
| 2 | Major 2nd (M2) | Whole step | C → D |
| 3 | Minor 3rd (m3) | C → Eb | |
| 4 | Major 3rd (M3) | C → E | |
| 5 | Perfect 4th (P4) | C → F | |
| 6 | Tritone (A4 or d5) | Augmented 4th, Diminished 5th | C → F# / Gb |
| 7 | Perfect 5th (P5) | C → G | |
| 8 | Minor 6th (m6) | C → Ab | |
| 9 | Major 6th (M6) | C → A | |
| 10 | Minor 7th (m7) | C → Bb | |
| 11 | Major 7th (M7) | C → B | |
| 12 | Perfect Octave (P8) | Octave, 8ve | C → C |