tinter
provides a simple way to generate monochromatic palettes.
Easily define:
steps
).crop = 1
eliminates black and white).adjust
).library(tinter)
hex <- "#335CAC"
tinter(hex)
#> [1] "#D6DEEE" "#ADBDDD" "#849DCD" "#5B7CBC" "#335CAC" "#284989" "#1E3767"
#> [8] "#142444" "#0A1222"
tinter(hex, direction = "tints")
tinter(hex, steps = 10)
tinter(hex, steps = 10, crop = 7)
tinter(hex, steps = 10, crop = 7, adjust = 0.4)
library(ggplot2)
library(sf)
nc <- st_read(system.file(package = "sf", "shape/nc.shp"))
ggplot(data = nc) +
geom_sf(aes(fill = AREA), colour = "white", lwd = 0.04) +
# colours from tinter
scale_fill_gradientn(colours = tinter(hex)) +
theme_void() +
coord_sf(datum = NA)
tinter
just simplifies a task usually done with grDevices
. It’s
default is to remove black and white from the palette.
tinter("blue")
#> [1] "#CCCCFF" "#9999FF" "#6666FF" "#3333FF" "#0000FF" "#0000CC" "#000099"
#> [8] "#000065" "#000032"
### ------ is identical to
grDevices::colorRampPalette(colors = c("white", "blue", "black"))(11)[-(c(1, 11))]
#> [1] "#CCCCFF" "#9999FF" "#6565FF" "#3232FF" "#0000FF" "#0000CB" "#000098"
#> [8] "#000065" "#000032"
tinter("blue", direction = "shades")
#> [1] "#0000FF" "#0000CC" "#000099" "#000065" "#000032"
### --- is identical to
grDevices::colorRampPalette(colors = c("blue", "black"))(6)[-6]
#> [1] "#0000FF" "#0000CC" "#000099" "#000065" "#000032"
tinter("blue", crop = 2)
#> [1] "#9999FF" "#6666FF" "#3333FF" "#0000FF" "#0000CC" "#000099" "#000065"
### --- is identical to
grDevices::colorRampPalette(colors = c("white", "blue", "black"))(11)[-(c(1:2, 10:11))]
#> [1] "#9999FF" "#6565FF" "#3232FF" "#0000FF" "#0000CB" "#000098" "#000065"
To install the latest release from CRAN
install.packages("tinter")
To install the developmental version from GitHub
# install.packages("remotes")
remotes::install_github("poissonconsulting/tinter")
Please report any issues.
Pull requests are always welcome.
Please note that the tinter project is released with a Contributor Code of Conduct. By contributing to this project, you agree to abide by its terms.
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