A character string of full colors from IMSCOL[,1]
A named character string with 9 elements: "blue", "green", "pink", "yellow", "red", "black", "gray", "lgray
Examples
openintro_colors
#> blue green pink yellow red black gray lgray
#> "#569BBD" "#114B5F" "#D89A9E" "#F4DC00" "#F05133" "#000000" "#808080" "#D9D9D9"
openintro_colors["blue"]
#> blue
#> "#569BBD"