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Musical modes

A reference sheet for the 7 musical modes.

Interactive scales

This is a quick tool for finding notes of a specific scale. Read on for references around the theory.

Ionian in the key of C
IIIIIIIVVVIVII
rootCDEFGAB
triad thirdEFGABCD
triad fifthGABCDEF
diatonic chordCmajDminEminFmajGmajAminBdim

Pattern of intervals between notes

T - Tone : s - semitone

ModeMode name1234567
IIonian (major)TTsTTTs
IIDorianTsTTTsT
IIIPhrygiansTTTsTT
IVLydianTTTsTTs
VMyxolydianTTsTTsT
VIAeolian (natural minor)TsTTsTT
VIILocriansTTsTTT

Starting with the major scale (the Ionian), we find out the difference between each scale degree. That gives a pattern of tones and semitones. By "shifting" the order of the pattern, we end up with other scales. These scales are called modes. Each mode has a different feel/flavour to it, from happy (Ionian), to sad (Ionian), to exotic (Phrygian), to dissonant (Locrian).

Example We get the Phrygian mode/scale by shifting the pattern of the Ionan up by 2.

[Ionian]      Tone , Tone | Semitone, Tone, Tone, Tone, Semitone
                          |
             |<---shift-<-'
             |
[Phrygian]   |Semitone, Tone, Tone, Tone, Semitone, Tone, Tone
                                                   /```````````
                             shifted to the back--'

Intervals

Overview of what intervals are in scale.

ModeMode nametonicm2M2m3M3perfect 4tritone (#4/♭5)perfect 5m6M6m7M7octaveshortcut to help remember
IIonian (major)majors
IIDorianm3, m7
IIIPhrygianminors
IVLydianmajors, #4
VMyxolydianmajors, m7
VIAeolian (natural minor)minors, M2
VIILocrianminors, ♭5

Triad patterns

These are the chords you end up with when constructing triads that start at each scale degree and use only the notes from the scale.

M - major triad : m - minor triad : dim - diminished triad

ModeMode name1234567
IIonian (major)MmmMMmdim
IIDorianmmMMmdimM
IIIPhrygianmMMmdimMm
IVLydianMMmdimMmm
VMyxolydianMmdimMmmM
VIAeolian (natural minor)mdimMmmMM
VIILocriandimMmmMMm

Some observations:

  • There are 2 consecutive major chords in each mode. Their position w.r.t the root chord (a.k.a the I chord) is a good sign of what mode we're playing in. e.g. If your 1 chord is major and you play a major 7 chord, you're in Myxolidian. If your 1 and 2 chords are Major, you're in Lydian.
  • There are 3 major chords, even in minor scales. By focussing on them, it's possible to still play major/"happy" sounding chords, while allowing someone to solo using a minor scale. e.g. In Aeolian, you can focus on the 3, 6 and 7 chords, all of which are major, alongside with the minor 1 chord to make a more uplifting chord progression, despite being in the minor key.