Resources

Tools & Intervals

Resources

Intervals

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

Notes

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