diff --git a/addons/web/static/src/js/core.js b/addons/web/static/src/js/core.js
index 4934979f65f..8eeca33934f 100644
--- a/addons/web/static/src/js/core.js
+++ b/addons/web/static/src/js/core.js
@@ -1076,7 +1076,8 @@ openerp.web._t = new openerp.web.TranslationDataBase().build_translation_functio
 openerp.web.qweb = new QWeb2.Engine();
 openerp.web.qweb.debug = (window.location.search.indexOf('?debug') !== -1);
 openerp.web.qweb.default_dict = {
-    '_' : _
+    '_' : _,
+    '_t' : openerp.web._t
 }
 openerp.web.qweb.format_text_node = function(s) {
     // Note that 'this' is the Qweb Node of the text
diff --git a/addons/web_kanban/static/src/css/kanban.css b/addons/web_kanban/static/src/css/kanban.css
index b4e0214265f..40731ea3821 100644
--- a/addons/web_kanban/static/src/css/kanban.css
+++ b/addons/web_kanban/static/src/css/kanban.css
@@ -159,10 +159,19 @@
     width: 30px;
     height: 30px;
     border: 1px solid black;
+    text-align: center;
+    text-decoration: none;
 }
 .oe_kanban_color_picker a:hover {
     border-color: white;
 }
+.oe_kanban_color_picker span {
+    border: none;
+    font-size: 120%;
+    font-weight: bold;
+    color: black;
+    line-height: 30px;
+}
 .openerp .oe_kanban_left {
     float: left;
 }
diff --git a/addons/web_kanban/static/src/js/kanban.js b/addons/web_kanban/static/src/js/kanban.js
index a3755541548..d9f1a83c50e 100644
--- a/addons/web_kanban/static/src/js/kanban.js
+++ b/addons/web_kanban/static/src/js/kanban.js
@@ -26,10 +26,7 @@ openerp.web_kanban.KanbanView = openerp.web.View.extend({
         this.group_operators = ['avg', 'max', 'min', 'sum', 'count'];
         this.qweb = new QWeb2.Engine();
         this.qweb.debug = openerp.connection.debug;
-        this.qweb.default_dict = {
-            '_' : _,
-            '_t' : _t
-        }
+        this.qweb.default_dict = _.clone(QWeb.default_dict);
         this.has_been_loaded = $.Deferred();
         this.search_domain = this.search_context = this.search_group_by = null;
         this.currently_dragging = {};
diff --git a/addons/web_kanban/static/src/xml/web_kanban.xml b/addons/web_kanban/static/src/xml/web_kanban.xml
index 53aa6396e80..620d136b103 100644
--- a/addons/web_kanban/static/src/xml/web_kanban.xml
+++ b/addons/web_kanban/static/src/xml/web_kanban.xml
@@ -48,7 +48,9 @@
     <tr>
         <t t-foreach="colors" t-as="color">
             <td t-att-bgcolor="color">
-                <a href="#" t-att-data-color="color_index"/>
+                <a href="#" t-att-data-color="color_index">
+                    <span t-if="__debug__"><t t-esc="color_index"/></span>
+                </a>
             </td>
             <t t-if="((color_index + 1) % Math.round(colors.length / columns)) == 0">&lt;/tr&gt;&lt;tr&gt;</t>
         </t>