diff --git a/chrome/global/colors.css b/chrome/global/colors.css
index 58b142b..a9631c1 100644
--- a/chrome/global/colors.css
+++ b/chrome/global/colors.css
@@ -1,7 +1,8 @@
 /* EdgeFr-Fox by bmFtZQ - colors.css */
 
 /* default colours (light & dark) */
-:root:not(:-moz-lwtheme) {
+:root:not(:-moz-lwtheme),
+:root[privatebrowsingmode="temporary"][style*="--lwt-accent-color: rgb(28, 27, 34)"] {
   --lwt-accent-color: light-dark(#cecece, #1C1C1C) !important;
   --lwt-accent-color-inactive: light-dark(#e8e8e8, #2e2e2e) !important;
   --lwt-text-color: light-dark(#000, #E5E5E5) !important;
@@ -67,6 +68,13 @@
   --tab-icon-overlay-fill: light-dark(#252525, #fff) !important;
 }
 
+/* ensure that dark mode is enabled completely in private browsing mode. */
+:root[privatebrowsingmode="temporary"],
+:root[privatebrowsingmode="temporary"] #nav-bar,
+:root[privatebrowsingmode="temporary"] #PersonalToolbar {
+  color-scheme: dark !important;
+}
+
 #urlbar {
   --urlbar-box-bgcolor: inherit !important;
   --urlbar-box-hover-bgcolor: inherit !important;