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Viridis palette

Source: R/pal-viridis.R
pal_viridis.Rd

Viridis palette

Usage

pal_viridis(alpha = 1, begin = 0, end = 1, direction = 1, option = "D")

viridis_pal(alpha = 1, begin = 0, end = 1, direction = 1, option = "D")

Arguments

alpha

The alpha transparency, a number in [0,1], see argument alpha in hsv.

begin, end

The (corrected) hue in [0,1] at which the color map begins and ends.

direction

Sets the order of colors in the scale. If 1, the default, colors are ordered from darkest to lightest. If -1, the order of colors is reversed.

option

A character string indicating the color map option to use. Eight options are available:

  • "magma" (or "A")

  • "inferno" (or "B")

  • "plasma" (or "C")

  • "viridis" (or "D")

  • "cividis" (or "E")

  • "rocket" (or "F")

  • "mako" (or "G")

  • "turbo" (or "H")

References

https://bids.github.io/colormap/

Examples

show_col(pal_viridis()(10))

show_col(pal_viridis(direction = -1)(6))

show_col(pal_viridis(begin = 0.2, end = 0.8)(4))

show_col(pal_viridis(option = "plasma")(6))