You can search for identifiers within the package.
in-package search v0.2.0
val data0 : string
val data1 : string
val data2 : string
val data3 : string
val data4 : string
val data5 : string
val data6 : string
type map = {
count_r : int;
count_g : int;
count_b : int;
index_r : string;
index_g : string;
index_b : string;
map : string;
}
val colors_16 : map
val colors_88 : map
val colors_256 : map