 
 (defcustom solarized-termcolors 16
   "This setting applies to emacs in terminal (non-GUI) mode.
-If set to 16, emacs will use the terminal emulator's colorscheme
-(best option as long as you've set your emulator's colors to the Solarized palette).
-If set to 256 and your terminal is capable of displaying 256 colors, emacs
-will use the 256 degraded color mode."
+If set to 16, emacs will use the terminal emulator's colorscheme (best option as
+long as you've set your emulator's colors to the Solarized palette). If set to
+256 and your terminal is capable of displaying 256 colors, emacs will use the
+256 degraded color mode."
   :type 'integer
+  :options '(16 256)
+  :group 'solarized)
+
+(defcustom solarized-contrast 'normal
+  "Stick with normal! It's been carefully tested. Setting this option to high or
+low does use the same Solarized palette but simply shifts some values up or down
+in order to expand or compress the tonal range displayed."
+  :type 'symbol
+  :options '(high normal low)
   :group 'solarized)
 
 ;; FIXME: The Generic RGB colors will actually vary from device to device, but

          (green     (find-color 'green))
          (bold      (if solarized-bold 'bold 'normal))
          (underline (if solarized-underline t nil))
          (italic    (if solarized-italic 'italic 'normal)))
      (when (eq 'light mode)
        (rotatef base03 base3)
        (rotatef base02 base2)
        (rotatef base01 base1)
        (rotatef base00 base0))
      `((;; basic
         (default ((t (:foreground ,base0 ,:background ,base03))))
         (cursor
          ((t (:foreground ,base0 :background ,base03 :inverse-video t))))
         (escape-glyph-face ((t (:foreground ,red))))
         (fringe ((t (:foreground ,base01 :background ,base02))))
         (linum ((t (:foreground ,base01 :background ,base02))))
         (header-line ((t (:foreground ,base0 :background ,base2))))
         (highlight ((t (:background ,base02))))
         (hl-line ((t (:background ,base02))))
         (isearch ((t (:foreground ,yellow :inverse-video t))))
         (lazy-highlight ((t (:background ,base2 :foreground ,base00))))
         (link ((t (:foreground ,violet :underline ,underline))))
         (link-visited ((t (:foreground ,magenta :underline ,underline))))
         (menu ((t (:foreground ,base0 :background ,base02))))
         (minibuffer-prompt ((t (:foreground ,blue))))
         (mode-line
          ((t (:foreground ,base1 :background ,base02
                           :box (:line-width 1 :color ,base1)))))
         (mode-line-buffer-id ((t (:foreground ,base1))))
         (mode-line-inactive
          ((t (:foreground ,base0  :background ,base02
                           :box (:line-width 1 :color ,base02)))))
         (region ((t (:background ,base02))))
         (secondary-selection ((t (:background ,base02))))
         (trailing-whitespace ((t (:foreground ,red :inverse-video t))))
         (vertical-border ((t (:foreground ,base0))))
         ;; comint
         (comint-highlight-prompt ((t (:foreground ,blue))))
         ;; compilation
         (compilation-info ((t (:foreground ,green :weight ,bold))))
         (compilation-warning ((t (:foreground ,orange :weight ,bold))))
         ;; customize
         (custom-button
          ((t (:background ,base02
                           :box (:line-width 2 :style released-button)))))
         (custom-button-mouse ((t (:inherit custom-button :foreground ,base1))))
         (custom-button-pressed
          ((t (:inherit custom-button-mouse
                        :box (:line-width 2 :style pressed-button)))))
         (custom-comment-tag ((t (:background ,base02))))
         (custom-comment-tag ((t (:background ,base02))))
         (custom-documentation ((t (:inherit default))))
         (custom-group-tag ((t (:foreground ,orange :weight ,bold))))
         (custom-link ((t (:foreground ,violet))))
         (custom-state ((t (:foreground ,green))))
         (custom-variable-tag ((t (:foreground ,orange :weight ,bold))))
         ;; diff
         (diff-added ((t (:foreground ,green :inverse-video t))))
         (diff-changed ((t (:foreground ,yellow :inverse-video t))))
         (diff-removed ((t (:foreground ,red :inverse-video t))))
         (diff-header ((t (:background ,base01))))
         (diff-file-header
          ((t (:background ,base1 :foreground ,base01 :weight ,bold))))
         (diff-refine-change ((t (:background ,base1))))
         ;; IDO
         (ido-only-match ((t (:foreground ,green))))
         (ido-subdir ((t (:foreground ,blue))))
         (ido-first-match ((t (:foreground ,green :weight ,bold))))
         ;; emacs-wiki
         (emacs-wiki-bad-link-face
          ((t (:foreground ,red :underline ,underline))))
         (emacs-wiki-link-face ((t (:foreground ,blue :underline ,underline))))
         (emacs-wiki-verbatim-face
          ((t (:foreground ,base00 :underline ,underline))))
         ;; font-lock
         (font-lock-builtin-face ((t (:foreground ,green))))
         (font-lock-comment-face ((t (:foreground ,base01 :slant ,italic))))
         (font-lock-constant-face ((t (:foreground ,cyan))))
         (font-lock-function-name-face ((t (:foreground ,blue))))
         (font-lock-keyword-face ((t (:foreground ,green))))
         (font-lock-string-face ((t (:foreground ,cyan))))
         (font-lock-type-face ((t (:foreground ,yellow))))
         (font-lock-variable-name-face ((t (:foreground ,blue))))
         (font-lock-warning-face ((t (:foreground ,red :weight ,bold))))
         (font-lock-doc-face ((t (:foreground ,cyan :slant ,italic))))
         (font-lock-color-constant-face ((t (:foreground ,green))))
         (font-lock-comment-delimiter-face
          ((t (:foreground ,base01 :weight ,bold))))
         (font-lock-doc-string-face ((t (:foreground ,green))))
         (font-lock-preprocessor-face ((t (:foreground ,orange))))
         (font-lock-reference-face ((t (:foreground ,cyan))))
         (font-lock-negation-char-face ((t (:foreground ,red))))
         (font-lock-other-type-face ((t (:foreground ,blue :slant ,italic))))
         (font-lock-regexp-grouping-construct    ((t (:foreground ,orange))))
         (font-lock-special-keyword-face ((t (:foreground ,magenta))))
         (font-lock-exit-face ((t (:foreground ,red))))
         (font-lock-other-emphasized-face
          ((t (:foreground ,violet :weight ,bold :slant ,italic))))
         (font-lock-regexp-grouping-backslash ((t (:foreground ,yellow))))
         ;; info
         (info-xref ((t (:foreground ,blue :underline ,underline))))
         (info-xref-visited ((t (:inherit info-xref :foreground ,magenta))))
         ;; org
         (org-hide ((t (:foreground ,base03))))
         (org-todo ((t (:foreground ,base03 :background ,red :weight ,bold))))
         (org-done ((t (:foreground ,green :weight ,bold))))
         (org-todo-kwd-face ((t (:foreground ,red :background ,base03))))
         (org-done-kwd-face ((t (:foreground ,green :background ,base03))))
         (org-project-kwd-face ((t (:foreground ,violet :background ,base03))))
         (org-waiting-kwd-face ((t (:foreground ,orange :background ,base03))))
         (org-someday-kwd-face ((t (:foreground ,blue :background ,base03))))
         (org-started-kwd-face ((t (:foreground ,yellow :background ,base03))))
         (org-cancelled-kwd-face ((t (:foreground ,green :background ,base03))))
         (org-delegated-kwd-face ((t (:foreground ,cyan :background ,base03))))
         ;; show-paren
         (show-paren-match-face ((t (:background ,cyan :foreground ,base3))))
         (show-paren-mismatch-face ((t (:background ,red :foreground ,base3))))
         ;; widgets
         (widget-field
          ((t (:box (:line-width 1 :color ,base00) :inherit default))))
         (widget-single-line-field ((t (:inherit widget-field))))
         ;; extra modules
         ;; -------------
         ;; gnus
         (gnus-cite-1 ((t (:foreground ,magenta))))
         (gnus-cite-2 ((t (:foreground ,base2))))
         (gnus-cite-3 ((t (:foreground ,base3))))
         (gnus-cite-4 ((t (:foreground ,base1))))
         (gnus-cite-5 ((t (:foreground ,magenta))))
         (gnus-cite-6 ((t (:foreground ,base2))))
         (gnus-cite-7 ((t (:foreground ,base3))))
         (gnus-cite-8 ((t (:foreground ,base1))))
         (gnus-cite-9 ((t (:foreground ,base2))))
         (gnus-cite-10 ((t (:foreground ,base3))))
         (gnus-cite-11 ((t (:foreground ,blue))))
         (gnus-group-mail-1 ((t (:foreground ,base3 :weight ,bold))))
         (gnus-group-mail-1-empty ((t (:foreground ,base3))))
         (gnus-group-mail-2 ((t (:foreground ,base2 :weight ,bold))))
         (gnus-group-mail-2-empty ((t (:foreground ,base2))))
         (gnus-group-mail-3 ((t (:foreground ,magenta :weight ,bold))))
         (gnus-group-mail-3-empty ((t (:foreground ,magenta))))
         (gnus-group-mail-low ((t (:foreground ,base00 :weight ,bold))))
         (gnus-group-mail-low-empty ((t (:foreground ,base00))))
         (gnus-group-news-1 ((t (:foreground ,base1 :weight ,bold))))
         (gnus-group-news-1-empty ((t (:foreground ,base1))))
         (gnus-group-news-2 ((t (:foreground ,blue :weight ,bold))))
         (gnus-group-news-2-empty ((t (:foreground ,blue))))
         (gnus-group-news-low ((t (:foreground ,violet :weight ,bold))))
         (gnus-group-news-low-empty ((t (:foreground ,violet))))
         (gnus-header-content ((t (:foreground ,cyan :slant ,italic))))
         (gnus-header-from ((t (:foreground ,base2))))
         (gnus-header-name ((t (:foreground ,blue))))
         (gnus-header-newsgroups ((t (:foreground ,green :slant ,italic))))
         (gnus-header-subject ((t (:foreground ,base1))))
         (gnus-server-agent ((t (:foreground ,base3 :weight ,bold))))
         (gnus-server-closed ((t (:foreground ,base1 :slant ,italic))))
         (gnus-server-denied ((t (:foreground ,base2 :weight ,bold))))
         (gnus-server-offline ((t (:foreground ,green :weight ,bold))))
         (gnus-server-opened ((t (:foreground ,cyan :weight ,bold))))
         (gnus-splash ((t (:foreground ,base2))))
         (gnus-summary-high-ancient ((t (:foreground ,magenta :weight ,bold))))
         (gnus-summary-high-read ((t (:foreground ,base1 :weight ,bold))))
         (gnus-summary-high-ticked ((t (:foreground ,base3 :weight ,bold))))
         (gnus-summary-high-undownloaded
          ((t (:foreground ,base2 :weight ,bold))))
         (gnus-summary-low-ancient ((t (:foreground ,magenta :slant ,italic))))
         (gnus-summary-low-read ((t (:foreground ,base1 :slant ,italic))))
         (gnus-summary-low-ticked ((t (:foreground ,base3 :slant ,italic))))
         (gnus-summary-low-undownloaded
          ((t (:foreground ,base2 :slant ,italic))))
         (gnus-summary-normal-ancient ((t (:foreground ,magenta))))
         (gnus-summary-normal-read ((t (:foreground ,base1))))
         (gnus-summary-normal-ticked ((t (:foreground ,base3))))
         (gnus-summary-normal-undownloaded ((t (:foreground ,base2))))
         ;; Flymake
         (flymake-errline ((t (:background ,orange))))
         (flymake-warnline ((t (:background ,violet))))
         ;; whitespace
         (whitespace-empty ((t (:foreground ,red))))
         (whitespace-hspace ((t (:foreground ,orange))))
         (whitespace-indentation ((t (:foreground ,base02))))
         (whitespace-space ((t (:foreground ,base02))))
         (whitespace-space-after-tab ((t (:foreground ,cyan))))
         (whitespace-space-before-tab ((t (:foreground ,red :weight ,bold))))
         (whitespace-tab ((t (:foreground ,base02))))
         (whitespace-trailing
          ((t (:background ,base02 :foreground ,red :weight ,bold))))
         (whitespace-highlight-face ((t (:background ,blue :foreground ,red))))
         ;; Message
         (message-mml ((t (:foreground ,blue))))
         (message-cited-text ((t (:foreground ,base2))))
         (message-separator ((t (:foreground ,base3))))
         (message-header-xheader ((t (:foreground ,violet))))
         (message-header-name ((t (:foreground ,cyan))))
         (message-header-other ((t (:foreground ,red))))
         (message-header-newsgroups
          ((t (:foreground ,yellow :weight ,bold :slant ,italic))))
         (message-header-subject ((t (:foreground ,base00))))
         (message-header-cc ((t (:foreground ,green :weight ,bold))))
         (message-header-to ((t (:foreground ,base1 :weight ,bold)))))
        ((foreground-color . ,base0)
         (background-color . ,base03)
         (background-mode . ,mode)
         (cursor-color . ,base0))))))

(defmacro create-solarized-theme (mode)
  (let* ((theme-name (intern (concat "solarized-" (symbol-name mode))))

Ported to Emacs by Greg Pfeil, http://ethanschoonover.com/solarized.")

(defcustom solarized-degrade nil
  "For test purposes only; when in GUI mode, forces Solarized to use the 256
degraded color mode to test the approximate color values for accuracy."
  :type 'boolean
  :group 'solarized)

