CSS PITCH

This property specifies the average frequency of the speaking voice. Different voice families have different average frequencies (a male voice is approx. 120Hz, a female voice is approx 210Hz.)

Example
strong { pitch: x-high }

content

Possible Values
Value Description
inherit Explicitly sets the value of this property to that of the parent.
x-low
low
medium
high
x-high
These do not map to absolute frequencies since they are dependent on voice family. The obvious scale between values should be maintained no matter the voice family.
[frequency] Positive number indicating average voice pitch measured in Hertz or Kilohertz.