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D♭ Major 7♯5The D♭ Major 7♯5 chord is a four-note chord made up of D♭, F, A, and C.
Piano chords, scales & theory. Full MIDI.
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Today at the piano
Sunday, August 2, 2026.
On this day
2020 Leon Fleisher, who turned to the left hand repertoire after focal dystonia disabled his right hand, died at 92.
Term of the day
Dorian ModeThe Dorian mode is the second mode of the major scale, a minor scale with a raised sixth that gives it a warm, jazzy, soulful sound.
Did you know
The black keys play the five sharps and flats in each octave, grouped in twos and threes.
Piano by the numbers ›Jump to any reference page
Chords, scales, and modes: every key, both enharmonic spellings.
The index
Look anything up directly, in both enharmonic spellings, C♯ and D♭ alike.
Learn and practice
The reference is for looking things up; these are for getting better.
Learn Piano: the step-by-step pathAn ordered course from your first notes through chords, scales and theory. No login required. Start here.Follow the pathChord FinderPlay or click any combination of notes and see what chord it makes.Open the toolChord and Scale MasteryGuided series that read like short books, from what is a chord to altered harmony.Start readingPractice RoomConnect a MIDI keyboard and get graded feedback on timing, evenness and accuracy.Enter the roomCircle of FifthsThe interactive wheel: keys, relatives, and how they connect.Explore it
Who writes this
Maintained on nights and weekends by Justin Evans, a pianist of 25 years. Report a mistake