diff --git a/README.md b/README.md
index a26416d..82a0663 100644
--- a/README.md
+++ b/README.md
@@ -72,6 +72,7 @@ This theme contains custom support for the following features and plugins:
 - Ace jump
 - Ace window
 - [Anzu](https://github.com/syohex/emacs-anzu#customization)
+- [Auto-dim-other-buffers](https://github.com/mina86/auto-dim-other-buffers.el)
 - Comint (and the like)
 - Company
 - Diffs
diff --git a/gruvbox-dark-hard-theme.el b/gruvbox-dark-hard-theme.el
index f5719ab..f2641cd 100644
--- a/gruvbox-dark-hard-theme.el
+++ b/gruvbox-dark-hard-theme.el
@@ -106,7 +106,9 @@
   (gruvbox-aquamarine4     "#83A598" "#87af87")
   (gruvbox-turquoise4      "#61ACBB" "#5fafaf")
 
-  (gruvbox-bg gruvbox-dark0_hard))
+  (gruvbox-bg gruvbox-dark0_hard)
+  (gruvbox-bg_inactive gruvbox-dark0)
+  )
 
  (custom-theme-set-variables 'gruvbox-dark-hard
                              `(ansi-color-names-vector
diff --git a/gruvbox-dark-medium-theme.el b/gruvbox-dark-medium-theme.el
index 1ab6105..948fd27 100644
--- a/gruvbox-dark-medium-theme.el
+++ b/gruvbox-dark-medium-theme.el
@@ -57,6 +57,7 @@
  ((((class color) (min-colors #xFFFFFF))        ; col 1 GUI/24bit
    ((class color) (min-colors #xFF)))           ; col 2 Xterm/256
 
+  (gruvbox-dark0_hard      "#1d2021" "#1c1c1c")
   (gruvbox-dark0           "#282828" "#262626")
   (gruvbox-dark0_soft      "#32302f" "#303030")
   (gruvbox-dark1           "#3c3836" "#3a3a3a")
@@ -105,7 +106,10 @@
   (gruvbox-aquamarine4     "#83A598" "#87af87")
   (gruvbox-turquoise4      "#61ACBB" "#5fafaf")
 
-  (gruvbox-bg gruvbox-dark0))
+  (gruvbox-bg gruvbox-dark0)
+  (gruvbox-bg_inactive gruvbox-dark0_soft)
+  )
+ 
 
  (custom-theme-set-variables 'gruvbox-dark-medium
                              `(ansi-color-names-vector
diff --git a/gruvbox-dark-soft-theme.el b/gruvbox-dark-soft-theme.el
index e9eab63..ceb2e01 100644
--- a/gruvbox-dark-soft-theme.el
+++ b/gruvbox-dark-soft-theme.el
@@ -57,6 +57,7 @@
  ((((class color) (min-colors #xFFFFFF))        ; col 1 GUI/24bit
    ((class color) (min-colors #xFF)))           ; col 2 Xterm/256
 
+  (gruvbox-dark0_hard      "#1d2021" "#1c1c1c")
   (gruvbox-dark0           "#282828" "#262626")
   (gruvbox-dark0_soft      "#32302f" "#303030")
   (gruvbox-dark1           "#3c3836" "#3a3a3a")
@@ -105,7 +106,9 @@
   (gruvbox-aquamarine4     "#83A598" "#87af87")
   (gruvbox-turquoise4      "#61ACBB" "#5fafaf")
 
-  (gruvbox-bg gruvbox-dark0_soft))
+  (gruvbox-bg gruvbox-dark0_soft)
+  (gruvbox-bg_inactive gruvbox-dark1)
+  )
 
  (custom-theme-set-variables 'gruvbox-dark-soft
                              `(ansi-color-names-vector
diff --git a/gruvbox-light-hard-theme.el b/gruvbox-light-hard-theme.el
index 3b27403..9ebd489 100644
--- a/gruvbox-light-hard-theme.el
+++ b/gruvbox-light-hard-theme.el
@@ -106,7 +106,9 @@
   (gruvbox-aquamarine4     "#83A598" "#87af87")
   (gruvbox-turquoise4      "#61ACBB" "#5fafaf")
 
-  (gruvbox-bg gruvbox-dark0_hard))
+  (gruvbox-bg gruvbox-dark0_hard)
+  (gruvbox-bg_inactive gruvbox-dark0)
+  )
 
  (custom-theme-set-variables 'gruvbox-light-hard
                              `(ansi-color-names-vector
diff --git a/gruvbox-light-medium-theme.el b/gruvbox-light-medium-theme.el
index d90298c..c103040 100644
--- a/gruvbox-light-medium-theme.el
+++ b/gruvbox-light-medium-theme.el
@@ -57,6 +57,7 @@
  ((((class color) (min-colors #xFFFFFF))        ; col 1 GUI/24bit
    ((class color) (min-colors #xFF)))           ; col 2 Xterm/256
 
+  (gruvbox-dark0_hard      "#f9f5d7" "#ffffd7")
   (gruvbox-dark0           "#fbf1c7" "#ffffd7")
   (gruvbox-dark0_soft      "#f2e5bc" "#ffffd7")
   (gruvbox-dark1           "#ebdbb2" "#ffffaf")
@@ -105,7 +106,9 @@
   (gruvbox-aquamarine4     "#83A598" "#87af87")
   (gruvbox-turquoise4      "#61ACBB" "#5fafaf")
 
-  (gruvbox-bg gruvbox-dark0))
+  (gruvbox-bg gruvbox-dark0)
+  (gruvbox-bg_inactive gruvbox-dark0_soft)
+  )
 
  (custom-theme-set-variables 'gruvbox-light-medium
                              `(ansi-color-names-vector
diff --git a/gruvbox-light-soft-theme.el b/gruvbox-light-soft-theme.el
index dda8542..db66d1d 100644
--- a/gruvbox-light-soft-theme.el
+++ b/gruvbox-light-soft-theme.el
@@ -58,6 +58,7 @@
  ((((class color) (min-colors #xFFFFFF))        ; col 1 GUI/24bit
    ((class color) (min-colors #xFF)))           ; col 2 Xterm/256
 
+  (gruvbox-dark0_hard      "#f9f5d7" "#ffffd7")
   (gruvbox-dark0           "#fbf1c7" "#ffffd7")
   (gruvbox-dark0_soft      "#f2e5bc" "#ffffd7")
   (gruvbox-dark1           "#ebdbb2" "#ffffaf")
@@ -106,7 +107,9 @@
   (gruvbox-aquamarine4     "#83A598" "#87af87")
   (gruvbox-turquoise4      "#61ACBB" "#5fafaf")
 
-  (gruvbox-bg gruvbox-dark0_soft))
+  (gruvbox-bg gruvbox-dark0_soft)
+  (gruvbox-bg_inactive gruvbox-dark1)
+  )
 
  (custom-theme-set-variables 'gruvbox-light-soft
                              `(ansi-color-names-vector
diff --git a/gruvbox-theme.el b/gruvbox-theme.el
index 6aef2d5..1437eef 100644
--- a/gruvbox-theme.el
+++ b/gruvbox-theme.el
@@ -57,6 +57,7 @@
  ((((class color) (min-colors #xFFFFFF))        ; col 1 GUI/24bit
    ((class color) (min-colors #xFF)))           ; col 2 Xterm/256
 
+  (gruvbox-dark0_hard      "#1d2021" "#1c1c1c")
   (gruvbox-dark0           "#282828" "#262626")
   (gruvbox-dark0_soft      "#32302f" "#303030")
   (gruvbox-dark1           "#3c3836" "#3a3a3a")
@@ -112,7 +113,9 @@
   (gruvbox-aquamarine4     "#83A598" "#87af87")
   (gruvbox-turquoise4      "#61ACBB" "#5fafaf")
 
-  (gruvbox-bg gruvbox-dark0))
+  (gruvbox-bg gruvbox-dark0)
+  (gruvbox-bg_inactive gruvbox-dark0_soft)
+  )
 
  (custom-theme-set-variables 'gruvbox
                              `(ansi-color-names-vector
diff --git a/gruvbox.el b/gruvbox.el
index 7351fac..e8c684d 100644
--- a/gruvbox.el
+++ b/gruvbox.el
@@ -601,7 +601,11 @@ Should contain 2 %s constructs to allow for theme name and directory/prefix")
      (hydra-face-teal (:foreground gruvbox-bright_aqua :weight 'bold))
 
      ;; which-function-mode
-     (which-func                                 (:foreground gruvbox-faded_blue)))
+     (which-func                                 (:foreground gruvbox-faded_blue))
+
+     ;; auto-dim-other-buffers
+     (auto-dim-other-buffers-face                (:background gruvbox-bg_inactive))
+     )
     ,@body))
 
 (provide 'gruvbox)