Create and Save a Custom Color Palette

Save a named color palette to a JSON file for future compilation and reuse.

Usage

create_palette(
  name,
  type = c("sequential", "diverging", "qualitative"),
  colors,
  color_dir,
  overwrite = FALSE
)

Arguments

name

Character. Palette name (e.g., "blues").

type

Character. One of "sequential", "diverging", or "qualitative".

colors

Character vector of HEX color values (e.g., "#E64B35" or "#E64B35B2").

color_dir

Character. Root folder to store palettes. Use tempdir() for examples/tests.

overwrite

Logical. If TRUE, overwrite existing palette file. Default: FALSE.

Value

Invisibly returns a list with path and info.

Examples

temp_dir <- file.path(tempdir(), "palettes")
create_palette("blues", "sequential", c("#deebf7", "#9ecae1", "#3182bd"),
  color_dir = temp_dir)
#> ✔ Palette saved: /tmp/RtmpnWbzLe/palettes/sequential/blues.json
create_palette("qual_vivid", "qualitative", c("#E64B35", "#4DBBD5", "#00A087"),
  color_dir = temp_dir)
#> ✔ Palette saved: /tmp/RtmpnWbzLe/palettes/qualitative/qual_vivid.json

# Overwrite an existing palette explicitly
create_palette("blues", "sequential", c("#c6dbef", "#6baed6", "#2171b5"),
  color_dir = temp_dir, overwrite = TRUE)
#> ℹ Overwriting existing palette: "blues"
#> ✔ Palette saved: /tmp/RtmpnWbzLe/palettes/sequential/blues.json

unlink(temp_dir, recursive = TRUE)