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D3.js color palettes

Source: R/discrete-d3.R
pal_d3.Rd

Color palettes based on the colors used by D3.js.

Usage

pal_d3(
  palette = c("category10", "category20", "category20b", "category20c"),
  alpha = 1
)

Arguments

palette

Palette type. There are four available options:

  • "category10" (10-color palette).

  • "category20" (20-color palette).

  • "category20b" (20-color palette).

  • "category20c" (20-color palette).

alpha

Transparency level, a real number in (0, 1]. See alpha in grDevices::rgb() for details.

References

https://github.com/d3/d3-3.x-api-reference/blob/master/Ordinal-Scales.md

Author

Nan Xiao | me@nanx.me | https://nanx.me

Examples

library("scales")
show_col(pal_d3("category10")(10))

show_col(pal_d3("category20")(20))

show_col(pal_d3("category20b")(20))

show_col(pal_d3("category20c")(20))