Ionian

Intervals

  • P1
    1:1.00
  • M2
    1:1.12
  • M3
    1:1.26
  • P4
    1:1.33
  • P5
    1:1.50
  • M6
    1:1.68
  • M7
    1:1.89

Roman Numerals

NumeralIΔii-iii-IVΔVvi-viiø
Degree1234567
NameMaj 7Min 7Min 7Maj 7Dom 7Min 7Half-Dim 7

Child Chords

NameIntervals
Major TriadP1M3P5
Major 7thP1M3P5M7
Major 6thP1M3P5M6
Suspended 2ndP1M2P5
Suspended 4thP1P4P5
Major 9P1M2M3P5M7
Major 11P1M3P4P5M7
Major 13P1M3P5M6M7

Child Scales

NameIntervals
Major PentatonicP1M2M3P5M6
RitusenP1M2P4P5M6

Parent Scales

NameIntervals
Dominant BebobP1M2M3P4P5M6m7M7
Major BebobP1M2M3P4P5m6M6M7