Index: src/applications/project/conduit/ProjectCreateConduitAPIMethod.php
===================================================================
--- src/applications/project/conduit/ProjectCreateConduitAPIMethod.php
+++ src/applications/project/conduit/ProjectCreateConduitAPIMethod.php
@@ -14,6 +14,9 @@
     return array(
       'name'       => 'required string',
       'members'    => 'optional list<phid>',
+      'icon'       => 'optional string',
+      'color'      => 'optional string',
+      'tags'       => 'optional list<string>',
     );
   }
 
@@ -37,6 +40,24 @@
       ->setTransactionType($type_name)
       ->setNewValue($request->getValue('name'));
 
+    if ($request->getValue('icon')) {
+      $xactions[] = id(new PhabricatorProjectTransaction())
+        ->setTransactionType(PhabricatorProjectTransaction::TYPE_ICON)
+        ->setNewValue($request->getValue('icon'));
+    }
+
+    if ($request->getValue('color')) {
+      $xactions[] = id(new PhabricatorProjectTransaction())
+        ->setTransactionType(PhabricatorProjectTransaction::TYPE_COLOR)
+        ->setNewValue($request->getValue('color'));
+    }
+
+    if ($request->getValue('tags')) {
+      $xactions[] = id(new PhabricatorProjectTransaction())
+        ->setTransactionType(PhabricatorProjectTransaction::TYPE_SLUGS)
+        ->setNewValue($request->getValue('tags'));
+    }
+
     $xactions[] = id(new PhabricatorProjectTransaction())
       ->setTransactionType(PhabricatorTransactions::TYPE_EDGE)
       ->setMetadataValue(
Index: src/applications/project/conduit/ProjectQueryConduitAPIMethod.php
===================================================================
--- src/applications/project/conduit/ProjectQueryConduitAPIMethod.php
+++ src/applications/project/conduit/ProjectQueryConduitAPIMethod.php
@@ -27,6 +27,8 @@
       'names'             => 'optional list<string>',
       'phids'             => 'optional list<phid>',
       'slugs'             => 'optional list<string>',
+      'icons'             => 'optional list<string>',
+      'colors'            => 'optional list<string>',
       'status'            => 'optional '.$status_const,
 
       'members'           => 'optional list<phid>',
@@ -71,6 +73,22 @@
       $query->withSlugs($slugs);
     }
 
+    $request->getValue('icons');
+    if ($request->getValue('icons')) {
+      $icons = array();
+      // the internal 'fa-' prefix is a detail hidden from api clients
+      // but needs to pre prepended to the values in the icons array:
+      foreach ($request->getValue('icons') as $value) {
+        $icons[] = 'fa-'.$value;
+      }
+      $query->withIcons($icons);
+    }
+
+    $colors = $request->getValue('colors');
+    if ($colors) {
+      $query->withColors($colors);
+    }
+
     $members = $request->getValue('members');
     if ($members) {
       $query->withMemberPHIDs($members);