Music intervals

Below is a table of basic musical intervals. In addition to the name of the interval and the number of halftones you will find a short name and an example built on C note. After that, intervals are grouped into perfect consonances, imperfect consonances and dissonances.

Perfect consonances
Interval name	Number of semitones	Short name	Example
perfect unison	0	P1	c-c
perfect fourth	5	P4	c-f
perfect fifth	7	P5	c-g
perfect octave	12	P8	c-c₁
Imperfect consonances
Interval name	Number of semitones	Short name	Example
minor third	3	m3	c-d#
major third	4	M3	c-e
minor sixth	8	m6	c-g#
major sixth	9	M6	c-a
minor tenth	15	m10	c-d₁#
major tenth	16	M10	c-e₁
minor thirteenth	20	m13	c-g₁#
major thirtheenth	21	M13	c-a₁
Disonances
Interval name	Number of semitones	Short name	Example
minor second	1	m2	c-c#
major second	2	M2	c-d
minor third	3	m3	c-d#
tritone	6	TT	c-f#
minor seventh	10	m7	c-a#
major seventh	11	M7	c-b
minor ninth	13	m9	c-c₁#
major ninth	14	M9	c-d₁
perfect eleventh	17	P11	c-f₁
augmented eleventh	18	A11	c-f₁#
perfect twelfth (tritave)	19	P12	c-g₁
minor thirteenth	22	m14	c-a₁#
major thirteenth	23	M14	c-b₁

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Music intervals

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