A graphical user interface (GUI) for selecting a color.
Usage
ChooseColor(col, parent = NULL)
Arguments
col
character.
Initial color, see ‘Value’ section
parent
tkwin.
GUI parent window
Value
Returns a selected color in terms of its RGB components,
a string of the form "#RRGGBB" where each of the pairs
RR, GG, BB consist of two hexadecimal digits
giving a value in the range 00 to FF.