Chapter 3 of 12 · Part 1: The one idea
Relative vs. parallel: two views you actually need
Direct answer
Relative modes share notes but use different roots. Parallel modes keep one root and change notes around it. C Ionian and D Dorian are relative. D Dorian and D Aeolian are parallel, and the easy-to-hear difference is Dorian's natural 6 instead of Aeolian's ♭6.
Common mix-up: Starting a familiar major shape on its second note does not guarantee Dorian. The relative view finds the notes. The parallel view shows what changed around the root.
Relative tells you where the notes came from
D Dorian, E Phrygian, F Lydian, G Mixolydian, A Aeolian, and B Locrian are relative modes of C Ionian. They share every pitch class. This view is efficient for finding notes across the neck.
Its weakness is psychological: C can keep feeling like home because the fingering and note set are familiar. A D drone and D-minor-centered vamp solve that problem.
Parallel tells you what changed
Keep D as root and compare D Ionian, D Dorian, D Phrygian, and so on. Now every accidental is audible against the same home. Dorian is natural minor with 6; Mixolydian is major with ♭7; Lydian is major with ♯4.
Use relative thinking to navigate and parallel thinking to compose, hear, and explain.
Formulas, notes, and what to hear
| Scale or mode · hear it | Formula | Notes | Listen for |
|---|---|---|---|
D Dorian | Formula1 2 ♭3 4 5 6 ♭7 | NotesD E F G A B C | HearB natural, the ♯6 against D minor |
D Aeolian | Formula1 2 ♭3 4 5 ♭6 ♭7 | NotesD E F G A B♭ C | HearB♭ gives the darker natural-minor pull |
D Mixolydian | Formula1 2 3 4 5 6 ♭7 | NotesD E F♯ G A B C | Hearmajor 3 with C natural |
Songs that make parallel mode changes easier to hear
Daft Punk — “Get Lucky” (listen on Last.fm, opens in a new tab)
A four-chord loop that keeps B minor as home. Try hearing it from D instead and the same chords suddenly sound major: relative pairs in action.
The Beatles — “Norwegian Wood” (listen on Last.fm, opens in a new tab)
The root stays on E throughout, but the D natural swaps E major for E Mixolydian. A parallel change you can hear without the root moving.
Metallica — “Nothing Else Matters” (listen on Last.fm, opens in a new tab)
In E minor. Play the intro shape over a G major backing and the same seven notes stop sounding sad. One collection, two different homes.
Fretboard map
Standard tuning, frets 0-12. Blue is the root, and the light-blue ring marks the characteristic note.
Tap any dot to hear that exact pitch. Swipe sideways to see the full neck. With a keyboard, use Tab and press Enter or Space.
Choose a dot to hear its pitch
Interactive lab
Hold D still and change one color
Play one scale at a time and listen for the changed degrees. Tap the playing card again to stop.
Original tab exercises
Play slowly enough to hear the interval named in this chapter. Every exercise is original OpenFret material, so you can practice the idea without copying a song.
Swipe sideways to follow the full line.
Original OpenFret exercise · standard tuning unless marked otherwise
Swipe sideways to follow the full line.
Original OpenFret exercise · standard tuning unless marked otherwise
Practice assignment
Take this to the guitar
Alternate the two supplied tabs over a D drone. Circle B in D Dorian and B-flat in D Aeolian; make each color note land on beat one.
Mastery check
Play-through and four-question quiz
Play the chapter piece first. Score 75% on the quiz to pass. You can retake it right away.
Chapter play-through
Play the whole chapter
Keep D as home while Dorian, Aeolian, and Mixolydian take turns. The final section changes the color note without moving the root.
- Name B in Dorian and B-flat in Aeolian as you play them.
- Hear F-sharp turn the last comparison major.
- Follow the D roots from open position to the tenth fret.
Swipe sideways to follow the full line.
Original OpenFret exercise · standard tuning unless marked otherwise
0 of 4 questions answered
Answer the remaining 4 questions to check your work.
Relative vs. parallel FAQ
Should I learn modes as relative or parallel scales?
Use both. Relative relationships make the fretboard efficient; parallel comparisons make the sound and characteristic alterations obvious.
What is the parallel mode of C major?
There are six parallel alternatives sharing C as root: C Dorian, Phrygian, Lydian, Mixolydian, Aeolian, and Locrian.
Why does D Dorian use the notes of C major?
D is the second degree of C major. When the same notes resolve to D over D-minor harmony, their root-relative formula becomes Dorian.