The D Note

D is a white key on the piano. It sounds at 293.66 Hz in octave 4.

D on the piano

Press play to hear the note.

Key facts

On the keyboard
a white key on the piano.
Frequency (octave 4)
293.66 Hz
MIDI number (octave 4)
62
In key signatures
Never appears as an accidental in a key signature.

D frequency in every octave

Frequencies for D in scientific pitch notation, with A4 tuned to 440 Hz.

NoteMIDIFrequency
D12636.71 Hz
D23873.42 Hz
D350146.83 Hz
D462293.66 Hz
D574587.33 Hz
D6861174.66 Hz
D7982349.32 Hz

Chords on D

The most common chords built with D as the root.

See every D chord

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Scales starting on D

Keys and scales that use D as their tonic.

All notes

Frequently asked questions

Where is D on the piano?

D is a white key on the piano.

What frequency is D4?

D4 sounds at 293.66 Hz with A4 tuned to 440 Hz.