diff --git a/NEWS.rst b/NEWS.rst
index f8e6e61..2488135 100644
--- a/NEWS.rst
+++ b/NEWS.rst
@@ -8,6 +8,8 @@
 
 * Clean rights manager based on regular expressions (by Sweil)
 * Support of contacts for Apple's clients
+* Support colors (by Jochen Sprickerhof)
+* Decode URLs in XML (by Jean-Marc Martins)
 
 
 0.8 - Rainbow
diff --git a/radicale/ical.py b/radicale/ical.py
index 94a42df..6da00a1 100644
--- a/radicale/ical.py
+++ b/radicale/ical.py
@@ -27,7 +27,8 @@ Define the main classes of a collection as seen from the server.
 
 import os
 import posixpath
-import uuid
+from uuid import uuid4
+from random import randint
 from contextlib import contextmanager
 
 
@@ -102,7 +103,7 @@ class Item(object):
                 self.text = self.text.replace(
                     "\nEND:", "\nX-RADICALE-NAME:%s\nEND:" % self._name)
         else:
-            self._name = str(uuid.uuid4())
+            self._name = str(uuid4())
             self.text = self.text.replace(
                 "\nEND:", "\nX-RADICALE-NAME:%s\nEND:" % self._name)
 
@@ -437,6 +438,14 @@ class Collection(object):
         with self.props as props:
             return props.get("D:displayname", self.path.split(os.path.sep)[-1])
 
+    @property
+    def color(self):
+        """Collection color."""
+        with self.props as props:
+            if "A:calendar-color" not in props:
+                props["A:calendar-color"] = "#%x" % randint(0, 255 ** 3 - 1)
+            return props["A:calendar-color"]
+
     @property
     def headers(self):
         """Find headers items in collection."""
diff --git a/radicale/rights.py b/radicale/rights.py
index d8e3228..232fec2 100644
--- a/radicale/rights.py
+++ b/radicale/rights.py
@@ -55,7 +55,7 @@ TYPE = config.get("rights", "type").lower()
 DEFINED_RIGHTS = {
     "owner_write": "[r]\nuser:.*\ncollection:.*\npermission:r\n"
                    "[w]\nuser:.*\ncollection:^%(login)s/.+$\npermission:w",
-    "owner_only": "[rw]\nuser:.\ncollection: ^%(login)s/.+$\npermission:rw"}
+    "owner_only": "[rw]\nuser:.*\ncollection:^%(login)s/.+$\npermission:rw"}
 
 
 def _read_from_sections(user, collection, permission):
diff --git a/radicale/xmlutils.py b/radicale/xmlutils.py
index 8402765..72c193c 100644
--- a/radicale/xmlutils.py
+++ b/radicale/xmlutils.py
@@ -48,6 +48,7 @@ from . import client, config, ical
 
 
 NAMESPACES = {
+    "A": "http://apple.com/ns/ical/",
     "C": "urn:ietf:params:xml:ns:caldav",
     "CR": "urn:ietf:params:xml:ns:carddav",
     "D": "DAV:",
@@ -226,6 +227,7 @@ def propfind(path, xml_request, collections, user=None):
                  _tag("D", "displayname"),
                  _tag("D", "owner"),
                  _tag("D", "getetag"),
+                 _tag("A", "calendar-color"),
                  _tag("CS", "getctag")]
 
     # Writing answer
@@ -340,6 +342,8 @@ def _propfind_response(path, item, props, user):
                     item.tag, item.headers, item.timezones)
             elif tag == _tag("D", "displayname"):
                 element.text = item.name
+            elif tag == _tag("A", "calendar-color"):
+                element.text = item.color
             else:
                 human_tag = _tag_from_clark(tag)
                 if human_tag in collection_props: