Use the accent color for colorized notifications with COLOR_DEFAULT

        /**

         * Determines if the notification should be colorized *for the purposes of applying colors*.

         * If this is the minimized view of a colorized notification, or if the app did not provide

         * a color to colorize with, this will return false so that internal coloring logic can

         * still render the notification normally.

         * If this is the minimized view of a colorized notification, this will return false so that

         * internal coloring logic can still render the notification normally.

         */

        private boolean isBackgroundColorized(StandardTemplateParams p) {

            return p.allowColorization && mN.color != COLOR_DEFAULT && mN.isColorized();

            return p.allowColorization && mN.isColorized();

        }

        private boolean isCallActionColorCustomizable() {

            //  that is only used for disallowing colorization of headers for the minimized state,

            //  and neither of those conditions applies when showing actions.

            //  Not requiring StandardTemplateParams as an argument simplifies the creation process.

            return mN.color != COLOR_DEFAULT && mN.isColorized()

                    && mContext.getResources().getBoolean(

            return mN.isColorized() && mContext.getResources().getBoolean(

                    R.bool.config_callNotificationActionColorsRequireColorized);

        }