diff --git a/builds/4chan-X.user.js b/builds/4chan-X.user.js
index fd10445f4..f9be2cbb0 100644
--- a/builds/4chan-X.user.js
+++ b/builds/4chan-X.user.js
@@ -8850,6 +8850,7 @@
       if (g.VIEW === 'catalog' || !Conf['Color User IDs']) {
         return;
       }
+      this.ids = {};
       return Post.prototype.callbacks.push({
         name: 'Color User IDs',
         cb: this.node
@@ -8867,7 +8868,6 @@
       }
       return uid.style.cssText = IDColor.css(IDColor.ids[str] || IDColor.compute(str));
     },
-    ids: {},
     compute: function(str) {
       var hash, rgb;
 
@@ -8878,17 +8878,15 @@
       return rgb;
     },
     css: function(rgb) {
-      return "background-color: rgb(" + rgb[0] + "," + rgb[1] + "," + rgb[2] + "); color: " + (rgb[3] ? "black;" : "white;") + " border-radius: 3px; padding: 0px 2px;";
+      return "background-color: rgb(" + rgb[0] + "," + rgb[1] + "," + rgb[2] + "); color: " + (rgb[3] ? "#000" : "#fff") + "; border-radius: 3px; padding: 0px 2px;";
     },
     hash: function(str) {
-      var i, j, msg;
+      var i, msg;
 
       msg = 0;
       i = 0;
-      j = str.length;
-      while (i < j) {
-        msg = ((msg << 5) - msg) + str.charCodeAt(i);
-        ++i;
+      while (i < 8) {
+        msg = ((msg << 5) - msg) + str.charCodeAt(i++);
       }
       return msg;
     }
diff --git a/builds/crx/script.js b/builds/crx/script.js
index 8b0b1986f..4ba9163c8 100644
--- a/builds/crx/script.js
+++ b/builds/crx/script.js
@@ -8840,6 +8840,7 @@
       if (g.VIEW === 'catalog' || !Conf['Color User IDs']) {
         return;
       }
+      this.ids = {};
       return Post.prototype.callbacks.push({
         name: 'Color User IDs',
         cb: this.node
@@ -8857,7 +8858,6 @@
       }
       return uid.style.cssText = IDColor.css(IDColor.ids[str] || IDColor.compute(str));
     },
-    ids: {},
     compute: function(str) {
       var hash, rgb;
 
@@ -8868,17 +8868,15 @@
       return rgb;
     },
     css: function(rgb) {
-      return "background-color: rgb(" + rgb[0] + "," + rgb[1] + "," + rgb[2] + "); color: " + (rgb[3] ? "black;" : "white;") + " border-radius: 3px; padding: 0px 2px;";
+      return "background-color: rgb(" + rgb[0] + "," + rgb[1] + "," + rgb[2] + "); color: " + (rgb[3] ? "#000" : "#fff") + "; border-radius: 3px; padding: 0px 2px;";
     },
     hash: function(str) {
-      var i, j, msg;
+      var i, msg;
 
       msg = 0;
       i = 0;
-      j = str.length;
-      while (i < j) {
-        msg = ((msg << 5) - msg) + str.charCodeAt(i);
-        ++i;
+      while (i < 8) {
+        msg = ((msg << 5) - msg) + str.charCodeAt(i++);
       }
       return msg;
     }
diff --git a/src/Miscellaneous/ColorUserIDs.coffee b/src/Miscellaneous/ColorUserIDs.coffee
index 4bc8ed15c..bfe7ea0f5 100755
--- a/src/Miscellaneous/ColorUserIDs.coffee
+++ b/src/Miscellaneous/ColorUserIDs.coffee
@@ -2,6 +2,8 @@ IDColor =
   init: ->
     return if g.VIEW is 'catalog' or !Conf['Color User IDs']
 
+    @ids = {}
+
     Post::callbacks.push
       name: 'Color User IDs'
       cb:   @node
@@ -12,8 +14,6 @@ IDColor =
     return unless uid and uid.nodeName is 'SPAN'
     uid.style.cssText = IDColor.css IDColor.ids[str] or IDColor.compute str
 
-  ids: {}
-
   compute: (str) ->
     hash = IDColor.hash str
 
@@ -28,13 +28,11 @@ IDColor =
     @ids[str] = rgb
     rgb
 
-  css: (rgb) -> "background-color: rgb(#{rgb[0]},#{rgb[1]},#{rgb[2]}); color: #{if rgb[3] then "black;" else "white;"} border-radius: 3px; padding: 0px 2px;"
+  css: (rgb) -> "background-color: rgb(#{rgb[0]},#{rgb[1]},#{rgb[2]}); color: #{if rgb[3] then "#000" else "#fff"}; border-radius: 3px; padding: 0px 2px;"
 
   hash: (str) ->
     msg = 0
     i = 0
-    j = str.length
-    while i < j
-      msg = ((msg << 5) - msg) + str.charCodeAt i
-      ++i
+    while i < 8
+      msg = ((msg << 5) - msg) + str.charCodeAt i++
     msg