Font Config Schema

https://mermaid.js.org/schemas/config.schema.json#/$defs/FontConfig

Abstract	Extensible	Status	Identifiable	Custom Properties	Additional Properties	Access Restrictions	Defined In
Can be instantiated	No	Unknown status	No	Forbidden	Forbidden	none	config.schema.json*

FontConfig Type

object (Font Config)

FontConfig Properties

Property	Type	Required	Nullable	Defined by
fontSize	Multiple	Optional	cannot be null	Mermaid Config
fontFamily	string	Optional	cannot be null	Mermaid Config
fontWeight	Multiple	Optional	cannot be null	Mermaid Config

fontSize

The font size to use

fontSize

• is optional

• Type: any of the following: string or number (CSS Font Size)

• cannot be null

• defined in: Mermaid Config

fontSize Type

any of the following: string or number (CSS Font Size)

fontSize Default Value

The default value is:

14

fontFamily

The CSS font-family to use.

fontFamily

• is optional

• Type: string

• cannot be null

• defined in: Mermaid Config

fontFamily Type

string

fontFamily Default Value

The default value is:

"\"Open Sans\", sans-serif"

fontWeight

The font weight to use.

fontWeight

• is optional

• Type: any of the following: string or number (Details)

• cannot be null

• defined in: Mermaid Config

fontWeight Type

any of the following: string or number (Details)

fontWeight Default Value

The default value is:

"normal"