Variable: chart-face-list
chart-face-list is a variable defined in chart.el.gz.
Value
chart--face-list
Documentation
Faces used to colorize charts.
This should either be a list of faces, or a function that returns a list of faces.
List is limited currently, which is ok since you really can't display too much in text characters anyways.
Source Code
;; Defined in /usr/src/emacs/lisp/emacs-lisp/chart.el.gz
(defvar chart-face-list #'chart--face-list
"Faces used to colorize charts.
This should either be a list of faces, or a function that returns
a list of faces.
List is limited currently, which is ok since you really can't display
too much in text characters anyways.")