No. of Half Steps | Short Name | Name of Interval |
---|---|---|
0 | Root | Unison |
1 | ♭2 | Minor 2nd |
2 | 2 | Major 2nd |
3 | ♭3 | Minor 3rd |
4 | 3 | Major 3rd |
5 | 4 | Perfect Fourth |
6 | ♯4 | Sharp Fourth |
6 | ♭5 | Flat Fifth |
7 | 5 | Perfect 5th |
8 | ♭6 | Minor 6th |
9 | 6 | Major 6th |
10 | ♭7 | Minor 7th |
11 | 7 | Major 7th |
12 | 8va | Octave |
Diminished triad is a minor third plus a minor third | Root | ♭3 | ♭5 |
Minor triad is a minor third plus a major third | Root | ♭3 | 5 |
Major triad is a major third plus a minor third | Root | 3 | 5 |
Augmented triad is a major third plus a major third | Root | 3 | ♭6 |
After a minor interval there is always a major
If you can remember that intervals 1,3,8,10 are minor intervals, you can remember that 2,4,9,11 are the major intervals
Trick to remember sharps and flats: There are no notes between B and C, there are also no notes between E and F.
0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
E♭ | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 |
B♭ | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R |
F | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 |
E♭ | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 |
B♭ | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R |
F | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 |
B♭ | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R |
0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
D | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R |
A | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 |
G | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 |
D | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R |
A | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 |
D | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R |
0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
E | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R |
B | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 |
G | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 |
D | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R |
A | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 |
E | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R | ♭2 | 2 | ♭3 | 3 | 4 | ♭5 | 5 | ♭6 | 6 | ♭7 | 7 | R |
0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 Ionian (Major) | R | 2 | 3 | 4 | 5 | 6 | 7 | R | 2 | 3 | 4 | 5 | 6 | 7 | R | ||||||||||
2 Dorian (2nd) | R | 2 | ♭3 | 4 | 5 | 6 | ♭7 | R | 2 | ♭3 | 4 | 5 | 6 | ♭7 | R | ||||||||||
3 Phrygian (3rd) | R | ♭2 | ♭3 | 4 | 5 | ♭6 | ♭7 | R | ♭2 | ♭3 | 4 | 5 | ♭6 | ♭7 | R | ||||||||||
4 Lydian (sub-dominant) | R | 2 | 3 | ♯4 | 5 | 6 | 7 | R | 2 | 3 | ♯4 | 5 | 6 | 7 | R | ||||||||||
5 Mixolydian (dominant) | R | 2 | 3 | 4 | 5 | 6 | ♭7 | R | 2 | 3 | 4 | 5 | 6 | ♭7 | R | ||||||||||
6 Aeolian (Natural Minor) | R | 2 | ♭3 | 4 | 5 | ♭6 | ♭7 | R | 2 | ♭3 | 4 | 5 | ♭6 | ♭7 | R | ||||||||||
7 Locrian (7th) | R | ♭2 | ♭3 | 4 | ♭5 | ♭6 | ♭7 | R | ♭2 | ♭3 | 4 | ♭5 | ♭6 | ♭7 | R |
0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
C Ionian (Major) | R | 2 | 3 | 4 | 5 | 6 | 7 | R | 2 | 3 | 4 | 5 | 6 | 7 | R | ||||||||||
D Dorian (2nd) | ♭7 | R | 2 | ♭3 | 4 | 5 | 6 | ♭7 | R | 2 | ♭3 | 4 | 5 | 6 | ♭7 | ||||||||||
E Phrygian (3rd) | ♭6 | ♭7 | R | ♭2 | ♭3 | 4 | 5 | ♭6 | ♭7 | R | ♭2 | ♭3 | 4 | 5 | ♭6 | ||||||||||
F Lydian (sub-dominant) | 5 | 6 | 7 | R | 2 | 3 | ♯4 | 5 | 6 | 7 | R | 2 | 3 | ♯4 | 5 | ||||||||||
G Mixolydian (dominant) | 4 | 5 | 6 | ♭7 | R | 2 | 3 | 4 | 5 | 6 | ♭7 | R | 2 | 3 | 4 | ||||||||||
A Aeolian (Natural Minor) | ♭3 | 4 | 5 | ♭6 | ♭7 | R | 2 | ♭3 | 4 | 5 | ♭6 | ♭7 | R | 2 | ♭3 | ||||||||||
B Locrian (7th) | ♭2 | ♭3 | 4 | ♭5 | ♭6 | ♭7 | R | ♭2 | ♭3 | 4 | ♭5 | ♭6 | ♭7 | R | ♭2 |
0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
E♭ Ionian (Major) | 2 | 3 | R | 2 | 3 | 4 | 5 | 6 | 7 | R | 2 | 3 | 4 | 5 | 6 | ||||||||||
F Dorian (2nd) | 5 | 6 | ♭7 | R | 2 | ♭3 | 4 | 5 | 6 | ♭7 | R | 2 | ♭3 | 4 | 5 | ||||||||||
G Phrygian (3rd) | 4 | 5 | ♭6 | ♭7 | R | ♭2 | ♭3 | 4 | 5 | ♭6 | ♭7 | R | ♭2 | ♭3 | 4 | ||||||||||
A♭ Lydian (sub-dominant) | 3 | ♯4 | 5 | 6 | 7 | R | 2 | 3 | ♯4 | 5 | 6 | 7 | R | 2 | 3 | ||||||||||
B♯ Mixolydian (dominant) | 2 | 3 | 4 | 5 | 6 | ♭7 | R | 2 | 3 | 4 | 5 | 6 | ♭7 | R | 2 | ||||||||||
C Aeolian (Natural Minor) | R | 2 | ♭3 | 4 | 5 | ♭6 | ♭7 | R | 2 | ♭3 | 4 | 5 | ♭6 | ♭7 | R | ||||||||||
D Locrian (7th) | ♭7 | R | ♭2 | ♭3 | 4 | ♭5 | ♭6 | ♭7 | R | ♭2 | ♭3 | 4 | ♭5 | ♭6 | ♭7 |