--- a/mail/themes/addons/dark/manifest.json
+++ b/mail/themes/addons/dark/manifest.json
@@ -25,17 +25,17 @@
       "tab_line": "#0a84ff",
       "toolbar": "hsl(240, 1%, 20%)",
       "toolbar_bottom_separator": "hsl(240, 5%, 5%)",
       "toolbar_field": "rgb(71, 71, 73)",
       "toolbar_field_border": "rgba(249, 249, 250, 0.2)",
       "toolbar_field_separator": "#5F6670",
       "toolbar_field_text": "rgb(249, 249, 250)",
       "sidebar": "#38383D",
-      "sidebar_text": "rgb(249, 249, 250)",
+      "sidebar_text": "#d4d4d5",
       "sidebar_border": "#606064"
     }
   },
 
   "theme_experiment": {
     "stylesheet": "experiment.css"
   }
 }

--- a/mail/themes/shared/mail/mailWindow1.css
+++ b/mail/themes/shared/mail/mailWindow1.css
@@ -35,17 +35,17 @@ treechildren::-moz-tree-cell-text(read) 
   font-weight: normal;
 }
 
 treechildren::-moz-tree-cell-text(unread) {
   font-weight: bold;
 }
 
 :root[lwt-tree-brighttext] treechildren::-moz-tree-cell-text(untagged, unread) {
-  color: #45a1ff !important;
+  color: #fff !important;
 }
 
 /* on a collapsed thread, if the top level message is read, but the thread has
  * unread children, underline the text.  4.x mac did this, very slick
  */
 treechildren::-moz-tree-cell-text(container, closed, hasUnread, read) {
   text-decoration: underline;
 }