diff --git a/mbchc-local.user.js b/mbchc-local.user.js
index aa099d1..a6510fd 100644
--- a/mbchc-local.user.js
+++ b/mbchc-local.user.js
@@ -210,7 +210,8 @@ var bcModSdk=function(){"use strict";const o="1.0.2";function e(o){alert("Mod ER
             if (options.dot && result.match(/[\w]$/)) result = `${result}.`
             return(result)
         },
-        inform: function(html) { window.ChatRoomSendLocal(`<div style="background:${this.RGB_MUTE}">${html}</div>`, 60000) },
+        bg_colour: function() { return(document.getElementById("TextAreaChatLog").dataset.colortheme.startsWith("light") ? this.RGB_POLLY : this.RGB_MUTE) },
+        inform: function(html) { window.ChatRoomSendLocal(`<div style="background:${this.bg_colour()}">${html}</div>`, 60000) },
         report: function(x) { this.inform(`Error: ${x.toString()}`) },
         id2char: function(id) { return(window.ChatRoomCharacter.find( c => c.MemberNumber === Number.parseInt(id) )) },
         donate_data: function(recipient) {