Variable: image-cut-color
image-cut-color is a customizable variable defined in
image-crop.el.gz.
Value
"black"
Documentation
Color to use for the rectangle that was cut from the image.
This variable was added, or its default value changed, in Emacs 29.1.
Source Code
;; Defined in /usr/src/emacs/lisp/image/image-crop.el.gz
(defcustom image-cut-color "black"
"Color to use for the rectangle that was cut from the image."
:type 'string
:version "29.1")