Optional ReadonlycolorBackground color: a hex color such as "FF0000", or a color of the document's theme such as
{ theme: "accent1", lighter: 80 }
Optional ReadonlythemeTheme color name (e.g., "accent1", "dark1")
Optional ReadonlythemeTheme shade value (darkens the theme color)
Optional ReadonlythemeTheme tint value (lightens the theme color)
Options for creating a document background.
See
DocumentBackground