Major 7 #11 on Piano
What do major 7 #11 sound like?
Lydian glow — a major 7 with its 4th raised until it sparkles instead of clashing. The sound of wonder, sci-fi skies and Simpsons openings.
How are they built?
A major 7 plus a sharp 11th: root, 3rd, 5th, 7, ♯11. The ♯11 (a tritone above the root) would be dissonant low, but voiced high it turns luminous.
What is their job in a progression?
The Lydian tonic: IVmaj7♯11 is literally the IV chord displaying its natural ♯4 color. It functions as tonic-with-raised-eyebrows — resolved, but gazing upward.
Where you'll hear them
Film scoring's "wonder" cue (Williams, Elfman), Joe Satriani's harmonic playground, and jazz reharmonization whenever a maj7 needs to lift off.
The beginner mistake
Playing the ♯11 as a plain 11 — the perfect 4th against the major 3rd is the one note that genuinely ruins a major chord. Sharp it or omit it.
Fingering logic
Voice it in two layers: left hand root+5th, right hand 3-7-♯11 under 1-3-5 — the ♯11 lands on the pinky at the top where its sparkle belongs.
Major 7 #11 in all 12 keys
Neighboring families
Chord Rush drills major 7 #11 in every key until recognition is instant — reading time becomes playing time.
- ⚡Speed
- ◎Accuracy
- ♪Recognition