diff --git a/.emacs.d/config/dev.el b/.emacs.d/config/dev.el
index 6cae4dd..deba04a 100644
--- a/.emacs.d/config/dev.el
+++ b/.emacs.d/config/dev.el
@@ -17,8 +17,17 @@
 
 (use-package rainbow-delimiters
   :ensure t
-  :config
-  (add-hook 'prog-mode-hook #'rainbow-delimiters-mode))
+  :hook
+  (prog-mode . rainbow-delimiters-mode)
+  :custom-face
+  (rainbow-delimiters-depth-2-face ((t (:inherit rainbow-delimiters-base-face :foreground "cornflower blue"))))
+  (rainbow-delimiters-depth-3-face ((t (:inherit rainbow-delimiters-base-face :foreground "sandy brown"))))
+  (rainbow-delimiters-depth-4-face ((t (:inherit rainbow-delimiters-base-face :foreground "yellow green"))))
+  (rainbow-delimiters-depth-5-face ((t (:inherit rainbow-delimiters-base-face :foreground "powder blue"))))
+  (rainbow-delimiters-depth-6-face ((t (:inherit rainbow-delimiters-base-face :foreground "orchid"))))
+  (rainbow-delimiters-depth-7-face ((t (:inherit rainbow-delimiters-base-face :foreground "lemon chiffon"))))
+  (rainbow-delimiters-depth-8-face ((t (:inherit rainbow-delimiters-base-face :foreground "goldenrod"))))
+  (rainbow-delimiters-depth-9-face ((t (:inherit rainbow-delimiters-base-face :foreground "dark cyan")))))
 
 ;; Hack to show only files known to git inside dired; needs the
 ;; `git-find' shell script shim (taken from :open https://r0tty.org/git/dotfiles/emacs/tree/.emacs.d/config/development.el)