font

Specifies font options for the axis title.

Type:

Object

color

Specifies the color of the axis title.

Type:

String

Default Value: '#767676'

This option supports the following colors:

family

Specifies a font family for the axis title.

Type:

String

Default Value: ''Segoe UI', 'Helvetica Neue', 'Trebuchet MS', Verdana'

For details on acceptable values, refer to the Font family article.

opacity

Specifies how transparent the axis title should be.

Type:

Number

Default Value: undefined

This option accepts a value from 0 to 1, where 0 makes the axis title completely transparent, and 1 makes it opaque.

size

Specifies the axis title's font size.

Type:

Number

|

String

Default Value: 16

A numeric value specifies the font size in pixels. A string value can specify the font size in any units listed here, but multi-line text only supports length units.

weight

Specifies a font weight for the axis title. Accepts values from 100 to 900 in increments of 100. Higher values increase boldness.

Type:

Number

Default Value: 400