interval
E♭ minor sixth
E♭lowerC♭upperm68 half steps
Eight half steps. The major third turned upside down.
On the keyboard
What is true of it
E♭ up a minor sixth is C♭: 8 half steps, and 6 letters counting both ends.
Turn it upside down — put the E♭ on top — and it becomes a major third. The two numbers always add to nine, and the two sizes to twelve.
It is a imperfect consonance.
Every interval on E♭
E♭ → F♭minor second · dissonanceE♭ → Fmajor second · dissonanceE♭ → G♭minor third · imperfect consonanceE♭ → Gmajor third · imperfect consonanceE♭ → A♭perfect fourth · perfect consonanceE♭ → Aaugmented fourth · dissonanceE♭ → B♭♭diminished fifth · dissonanceE♭ → B♭perfect fifth · perfect consonanceE♭ → Cmajor sixth · imperfect consonanceE♭ → D♭minor seventh · dissonanceE♭ → Dmajor seventh · dissonance