colorinfo

(Tcl) This command provides access to the color definitions. For information on the color properties see the chapter on Coloring.

• colorinfo categories: returns a list of available categories

• colorinfo category category: returns a list of names for the given category

• colorinfo num: returns the number of base solid colors (17)

• colorinfo max: returns the total number of colors available (1041)

• colorinfo colors: returns a list of the named solid colors

• colorinfo [ index | rgb ] < name | value > : returns the index or rgb of the given name or color id.

• colorinfo scale < method | methods | midpoint | min | max >: returns the information about the color scales

Examples:

  # find out what color corresponds to which id:
  set i 0
  foreach color [colorinfo colors] {
    puts "$i $color"
    incr i
  }


  # also get a list of RGB values
  set i 0
  foreach color [colorinfo colors] {
    lassign [colorinfo rgb $color] r g b
    puts "$i $color   \{$r $g $b\}"
    incr i
  }