diff --git a/resources/celerity/map.php b/resources/celerity/map.php
index aa02c547de..fc4556782c 100644
--- a/resources/celerity/map.php
+++ b/resources/celerity/map.php
@@ -9,7 +9,7 @@ return array(
   'names' => array(
     'conpherence.pkg.css' => 'e68cf1fa',
     'conpherence.pkg.js' => 'b5b51108',
-    'core.pkg.css' => '04da74af',
+    'core.pkg.css' => 'cea08376',
     'core.pkg.js' => '5d80e0db',
     'darkconsole.pkg.js' => '1f9a31bc',
     'differential.pkg.css' => '45951e9e',
@@ -127,7 +127,7 @@ return array(
     'rsrc/css/layout/phabricator-source-code-view.css' => 'aea41829',
     'rsrc/css/phui/button/phui-button-bar.css' => 'f1ff5494',
     'rsrc/css/phui/button/phui-button-simple.css' => '8e1baf68',
-    'rsrc/css/phui/button/phui-button.css' => '3ca51caa',
+    'rsrc/css/phui/button/phui-button.css' => '340f55c1',
     'rsrc/css/phui/calendar/phui-calendar-day.css' => '572b1893',
     'rsrc/css/phui/calendar/phui-calendar-list.css' => '576be600',
     'rsrc/css/phui/calendar/phui-calendar-month.css' => '21154caf',
@@ -824,7 +824,7 @@ return array(
     'phui-big-info-view-css' => 'acc3492c',
     'phui-box-css' => '745e881d',
     'phui-button-bar-css' => 'f1ff5494',
-    'phui-button-css' => '3ca51caa',
+    'phui-button-css' => '340f55c1',
     'phui-button-simple-css' => '8e1baf68',
     'phui-calendar-css' => 'f1ddf11c',
     'phui-calendar-day-css' => '572b1893',
diff --git a/src/applications/celerity/postprocessor/CelerityDefaultPostprocessor.php b/src/applications/celerity/postprocessor/CelerityDefaultPostprocessor.php
index 39a6c849e1..61f6176f15 100644
--- a/src/applications/celerity/postprocessor/CelerityDefaultPostprocessor.php
+++ b/src/applications/celerity/postprocessor/CelerityDefaultPostprocessor.php
@@ -231,6 +231,9 @@ final class CelerityDefaultPostprocessor
       'green.button.color' => '#139543',
       'green.button.gradient' => 'linear-gradient(to bottom, #23BB5B, #139543)',
       'green.button.hover' => 'linear-gradient(to bottom, #23BB5B, #178841)',
+      'red.button.color' => '#b33225',
+      'red.button.gradient' => 'linear-gradient(to bottom, #d25454, #b33225)',
+      'red.button.hover' => 'linear-gradient(to bottom, #d25454, #982115)',
       'grey.button.color' => '#F7F7F9',
       'grey.button.gradient' => 'linear-gradient(to bottom, #ffffff, #f1f0f1)',
       'grey.button.hover' => 'linear-gradient(to bottom, #ffffff, #eeebec)',
diff --git a/src/applications/uiexample/examples/PHUIButtonExample.php b/src/applications/uiexample/examples/PHUIButtonExample.php
index a5ece198fd..c7107250ff 100644
--- a/src/applications/uiexample/examples/PHUIButtonExample.php
+++ b/src/applications/uiexample/examples/PHUIButtonExample.php
@@ -20,6 +20,7 @@ final class PHUIButtonExample extends PhabricatorUIExample {
    $colors = array(
      null,
      PHUIButtonView::GREEN,
+     PHUIButtonView::RED,
      PHUIButtonView::GREY,
     );
    $sizes = array(null, PHUIButtonView::SMALL);
diff --git a/src/view/phui/PHUIButtonView.php b/src/view/phui/PHUIButtonView.php
index 1aaa1cbaad..8d6eca9ec7 100644
--- a/src/view/phui/PHUIButtonView.php
+++ b/src/view/phui/PHUIButtonView.php
@@ -5,6 +5,7 @@ final class PHUIButtonView extends AphrontTagView {
   const GREEN = 'green';
   const GREY = 'grey';
   const BLUE = 'blue';
+  const RED = 'red';
   const DISABLED = 'disabled';
 
   const SMALL = 'small';
diff --git a/webroot/rsrc/css/phui/button/phui-button.css b/webroot/rsrc/css/phui/button/phui-button.css
index 8cdd818f12..a36d69d4bc 100644
--- a/webroot/rsrc/css/phui/button/phui-button.css
+++ b/webroot/rsrc/css/phui/button/phui-button.css
@@ -50,7 +50,9 @@ input[type="submit"] {
 button .phui-icon-view,
 a.button .phui-icon-view,
 button.button-green .phui-icon-view,
-a.button.button-green .phui-icon-view {
+a.button.button-green .phui-icon-view,
+button.button-red .phui-icon-view,
+a.button.button-red .phui-icon-view {
   color: white;
 }
 
@@ -76,6 +78,14 @@ a.button-green.button:visited {
   background-image: {$green.button.gradient};
 }
 
+button.button-red,
+a.button-red.button,
+a.button-red.button:visited {
+  background-color: {$red.button.color};
+  border-color: {$red.button.color};
+  background-image: {$red.button.gradient};
+}
+
 button.button-grey,
 input[type="submit"].button-grey,
 a.button-grey,
@@ -123,6 +133,14 @@ button.button-green:hover {
   transition: 0.1s;
 }
 
+a.button.button-red:hover,
+button.button-red:hover {
+  border-color: #79150b;
+  background-color: #0DAD48;
+  background-image: {$red.button.hover};
+  transition: 0.1s;
+}
+
 body a.button.disabled:hover,
 body button.disabled:hover,
 body a.button.disabled:active,