Emacs23.4, markdown-mode 1.8.1 before after Init.el add ;; custom color (defface markdown-header-face-1 '((((class color) (background light)) (:foreground "DeepPink1" :underline "DeepPink1" :weight bold)) (((class color) (background dark)) (:foreground "DeepPink1" :underline "DeepPink1" :weight bold))) "Face for level-1 headers.") (defface markdown-header-face-2 '((((class color) (background light