SpaDES (version 1.1.4)

divergentColors: Divergent colour palette

Description

Creates a palette for the current session for a divergent-color graphic with a non-symmetric range. Based on ideas from Maureen Kennedy, Nick Povak, and Alina Cansler.

Usage

divergentColors(start.color, end.color, min.value, max.value, mid.value = 0,
  mid.color = "white")

  ## S3 method for class 'character,character,numeric,numeric,numeric,character':
divergentColors(start.color,
  end.color, min.value, max.value, mid.value = 0, mid.color = "white")

Arguments

start.color

Start colour to be passed to colorRampPalette.

end.color

End colour to be passed to colorRampPalette.

min.value

Numeric minimum value corresponding to start.colour.

max.value

Numeric maximum value corresponding to end.colour.

mid.value

Numeric middle value corresponding to mid.colour. Default is 0.

mid.color

Middle colour to be passed to colorRampPalette. Defaults to "white".

Value

• A diverging colour palette.

See Also

colorRampPalette

Examples

divergentColors("darkred", "darkblue", -10, 10, 0, "white")

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