B.87. pitch

For use by aural (speaking) browsers for the visually impaired, this property sets the average pitch (frequency) of the voice that reads a selected element's content aloud. Typical male voices are around 120Hz, while female voices average about 210Hz.

Inherited: Yes

See also: Section B.88pitch-range, Section B.92richness, Section B.105stress, Section B.122voice-family, Section B.123volume

B.87.1. Value

A frequency in Hertz (Hz) or kiloHertz (kHz), or any of the following constants:

• x-low

• low

• medium

• high

• x-high

The actual frequencies that correspond to these constants depend on the voice-family property in use.

Initial value: medium

B.87.2. Compatibility

CSS Version: 2

Not supported by any currently-available browser.

B.87.3. Example

This example causes aural browsers to speak elements of class ominous in a low pitch:

.ominous {
  pitch: low;
}