diff -u b/core/modules/edit/js/edit.js b/core/modules/edit/js/edit.js
--- b/core/modules/edit/js/edit.js
+++ b/core/modules/edit/js/edit.js
@@ -389,7 +389,7 @@
     loadMissingEditors(function () {
       var $links = $(contextualLink.el).find('.contextual-links');
       var contextualLinkView = new Drupal.edit.ContextualLinkView($.extend({
-        el: $('<li class="quick-edit"><button></button></li>').prependTo($links),
+        el: $('<li class="quick-edit"><button aria-pressed="false"></button></li>').prependTo($links),
         model: entityModel,
         appModel: Drupal.edit.app.model
       }, options));
diff -u b/core/modules/edit/js/views/ContextualLinkView.js b/core/modules/edit/js/views/ContextualLinkView.js
--- b/core/modules/edit/js/views/ContextualLinkView.js
+++ b/core/modules/edit/js/views/ContextualLinkView.js
@@ -15,11 +15,11 @@
       event.target.click();
     }
     return {
-      'click a': function (event) {
+      'click button': function (event) {
         event.preventDefault();
         this.model.set('state', 'launching');
       },
-      'touchEnd a': touchEndToClick
+      'touchEnd button': touchEndToClick
     };
   },
 
@@ -47,7 +47,7 @@
   render: function (entityModel, isActive) {
     // Hides the contextual links if an in-place editor is active.
     this.$el.closest('.contextual').toggle(!isActive);
-
+    this.$el.find('button').attr('aria-pressed', isActive);
     return this;
   }
 
only in patch2:
unchanged:
--- a/core/modules/edit/css/edit.module.css
+++ b/core/modules/edit/css/edit.module.css
@@ -119,3 +119,22 @@
   position: fixed;
   z-index: -1;
 }
+
+/**
+ * Contextual links.
+ */
+.contextual-region .contextual .contextual-links .quick-edit button {
+  border: 0 none;
+  margin: 0;
+  padding: 3px 0 2px;
+  color: #0071b3 !important;
+  font-size: 0.923em;
+  text-shadow: 0 0 0 !important;
+}
+
+.contextual-region .contextual .contextual-links .quick-edit button:hover {
+  color: white !important;
+  background-image: -webkit-linear-gradient(rgb(78,159,234) 0%,rgb(65,126,210) 100%);
+  background-image: linear-gradient(rgb(78,159,234) 0%,rgb(65,126,210) 100%);
+  text-decoration: underline;
+}