R/data-COL.R

In OpenIntroStat/openintro-r-package: Data Sets and Supplemental Functions from 'OpenIntro' Textbooks and Labs

#' OpenIntro Statistics colors
#'
#' These are the core colors used for the OpenIntro Statistics textbook. The
#' blue, green, yellow, and red colors are also gray-scaled, meaning no changes
#' are required when printing black and white copies.
#'
#'
#' @name COL
#' @docType data
#' @format A 7-by-13 matrix of 7 colors with thirteen fading scales: blue,
#' green, yellow, red, black, gray, and light gray.
#' @source Colors selected by OpenIntro's in-house graphic designer,
#' [Meenal Patel](http://www.meenalpatel.com).
#' @keywords datasets
#' @examples
#'
#' plot(1:7, 7:1,
#'   col = COL, pch = 19, cex = 6, xlab = "", ylab = "",
#'   xlim = c(0.5, 7.5), ylim = c(-2.5, 8), axes = FALSE
#' )
#' text(1:7, 7:1 + 0.7, paste("COL[", 1:7, "]", sep = ""), cex = 0.9)
#' points(1:7, 7:1 - 0.7, col = COL[, 2], pch = 19, cex = 6)
#' points(1:7, 7:1 - 1.4, col = COL[, 3], pch = 19, cex = 6)
#' points(1:7, 7:1 - 2.1, col = COL[, 4], pch = 19, cex = 6)
"COL"