diff --git a/src/locale/de/LC_MESSAGES/django.po b/src/locale/de/LC_MESSAGES/django.po
index 0343c5a94..7d03e91ec 100644
--- a/src/locale/de/LC_MESSAGES/django.po
+++ b/src/locale/de/LC_MESSAGES/django.po
@@ -11,7 +11,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2021-02-24 16:49+0100\n"
+"POT-Creation-Date: 2021-02-26 12:56+0100\n"
 "PO-Revision-Date: 2021-02-16 18:37+0000\n"
 "Last-Translator: Jonas Winkler, 2021\n"
 "Language-Team: German (https://www.transifex.com/paperless/teams/115905/de/)\n"
@@ -49,7 +49,7 @@ msgstr "Ungenaues Wort"
 msgid "Automatic"
 msgstr "Automatisch"
 
-#: documents/models.py:41 documents/models.py:364 paperless_mail/models.py:25
+#: documents/models.py:41 documents/models.py:350 paperless_mail/models.py:25
 #: paperless_mail/models.py:109
 msgid "name"
 msgstr "Name"
@@ -66,7 +66,7 @@ msgstr "Zuweisungsalgorithmus"
 msgid "is insensitive"
 msgstr "Groß-/Kleinschreibung irrelevant"
 
-#: documents/models.py:74 documents/models.py:134
+#: documents/models.py:74 documents/models.py:120
 msgid "correspondent"
 msgstr "Korrespondent"
 
@@ -74,15 +74,15 @@ msgstr "Korrespondent"
 msgid "correspondents"
 msgstr "Korrespondenten"
 
-#: documents/models.py:97
+#: documents/models.py:81
 msgid "color"
 msgstr "Farbe"
 
-#: documents/models.py:101
+#: documents/models.py:87
 msgid "is inbox tag"
 msgstr "Posteingangs-Tag"
 
-#: documents/models.py:103
+#: documents/models.py:89
 msgid ""
 "Marks this tag as an inbox tag: All newly consumed documents will be tagged "
 "with inbox tags."
@@ -90,39 +90,39 @@ msgstr ""
 "Markiert das Tag als Posteingangs-Tag. Neue Dokumente werden immer mit "
 "diesem Tag versehen."
 
-#: documents/models.py:108
+#: documents/models.py:94
 msgid "tag"
 msgstr "Tag"
 
-#: documents/models.py:109 documents/models.py:165
+#: documents/models.py:95 documents/models.py:151
 msgid "tags"
 msgstr "Tags"
 
-#: documents/models.py:115 documents/models.py:147
+#: documents/models.py:101 documents/models.py:133
 msgid "document type"
 msgstr "Dokumenttyp"
 
-#: documents/models.py:116
+#: documents/models.py:102
 msgid "document types"
 msgstr "Dokumenttypen"
 
-#: documents/models.py:124
+#: documents/models.py:110
 msgid "Unencrypted"
 msgstr "Nicht verschlüsselt"
 
-#: documents/models.py:125
+#: documents/models.py:111
 msgid "Encrypted with GNU Privacy Guard"
 msgstr "Verschlüsselt mit GNU Privacy Guard"
 
-#: documents/models.py:138
+#: documents/models.py:124
 msgid "title"
 msgstr "Titel"
 
-#: documents/models.py:151
+#: documents/models.py:137
 msgid "content"
 msgstr "Inhalt"
 
-#: documents/models.py:153
+#: documents/models.py:139
 msgid ""
 "The raw, text-only data of the document. This field is primarily used for "
 "searching."
@@ -130,241 +130,245 @@ msgstr ""
 "Der Inhalt des Dokuments in Textform. Dieses Feld wird primär für die Suche "
 "verwendet."
 
-#: documents/models.py:158
+#: documents/models.py:144
 msgid "mime type"
 msgstr "MIME-Typ"
 
-#: documents/models.py:169
+#: documents/models.py:155
 msgid "checksum"
 msgstr "Prüfsumme"
 
-#: documents/models.py:173
+#: documents/models.py:159
 msgid "The checksum of the original document."
 msgstr "Die Prüfsumme des originalen Dokuments."
 
-#: documents/models.py:177
+#: documents/models.py:163
 msgid "archive checksum"
 msgstr "Archiv-Prüfsumme"
 
-#: documents/models.py:182
+#: documents/models.py:168
 msgid "The checksum of the archived document."
 msgstr "Die Prüfsumme des archivierten Dokuments."
 
-#: documents/models.py:186 documents/models.py:342
+#: documents/models.py:172 documents/models.py:328
 msgid "created"
 msgstr "Ausgestellt"
 
-#: documents/models.py:190
+#: documents/models.py:176
 msgid "modified"
 msgstr "Geändert"
 
-#: documents/models.py:194
+#: documents/models.py:180
 msgid "storage type"
 msgstr "Speichertyp"
 
-#: documents/models.py:202
+#: documents/models.py:188
 msgid "added"
 msgstr "Hinzugefügt"
 
-#: documents/models.py:206
+#: documents/models.py:192
 msgid "filename"
 msgstr "Dateiname"
 
-#: documents/models.py:212
+#: documents/models.py:198
 msgid "Current filename in storage"
 msgstr "Aktueller Dateiname im Datenspeicher"
 
-#: documents/models.py:216
+#: documents/models.py:202
 msgid "archive filename"
 msgstr "Archiv-Dateiname"
 
-#: documents/models.py:222
+#: documents/models.py:208
 msgid "Current archive filename in storage"
 msgstr "Aktueller Dateiname im Archiv"
 
-#: documents/models.py:226
+#: documents/models.py:212
 msgid "archive serial number"
 msgstr "Archiv-Seriennummer"
 
-#: documents/models.py:231
+#: documents/models.py:217
 msgid "The position of this document in your physical document archive."
 msgstr "Die Position dieses Dokuments in Ihrem physischen Dokumentenarchiv."
 
-#: documents/models.py:237
+#: documents/models.py:223
 msgid "document"
 msgstr "Dokument"
 
-#: documents/models.py:238
+#: documents/models.py:224
 msgid "documents"
 msgstr "Dokumente"
 
-#: documents/models.py:325
+#: documents/models.py:311
 msgid "debug"
 msgstr "Debug"
 
-#: documents/models.py:326
+#: documents/models.py:312
 msgid "information"
 msgstr "Information"
 
-#: documents/models.py:327
+#: documents/models.py:313
 msgid "warning"
 msgstr "Warnung"
 
-#: documents/models.py:328
+#: documents/models.py:314
 msgid "error"
 msgstr "Fehler"
 
-#: documents/models.py:329
+#: documents/models.py:315
 msgid "critical"
 msgstr "Kritisch"
 
-#: documents/models.py:333
+#: documents/models.py:319
 msgid "group"
 msgstr "Gruppe"
 
-#: documents/models.py:336
+#: documents/models.py:322
 msgid "message"
 msgstr "Nachricht"
 
-#: documents/models.py:339
+#: documents/models.py:325
 msgid "level"
 msgstr "Level"
 
-#: documents/models.py:346
+#: documents/models.py:332
 msgid "log"
 msgstr "Protokoll"
 
-#: documents/models.py:347
+#: documents/models.py:333
 msgid "logs"
 msgstr "Protokoll"
 
-#: documents/models.py:358 documents/models.py:408
+#: documents/models.py:344 documents/models.py:394
 msgid "saved view"
 msgstr "Gespeicherte Ansicht"
 
-#: documents/models.py:359
+#: documents/models.py:345
 msgid "saved views"
 msgstr "Gespeicherte Ansichten"
 
-#: documents/models.py:362
+#: documents/models.py:348
 msgid "user"
 msgstr "Benutzer"
 
-#: documents/models.py:368
+#: documents/models.py:354
 msgid "show on dashboard"
 msgstr "Auf Startseite zeigen"
 
-#: documents/models.py:371
+#: documents/models.py:357
 msgid "show in sidebar"
 msgstr "In Seitenleiste zeigen"
 
-#: documents/models.py:375
+#: documents/models.py:361
 msgid "sort field"
 msgstr "Sortierfeld"
 
-#: documents/models.py:378
+#: documents/models.py:364
 msgid "sort reverse"
 msgstr "Umgekehrte Sortierung"
 
-#: documents/models.py:384
+#: documents/models.py:370
 msgid "title contains"
 msgstr "Titel enthält"
 
-#: documents/models.py:385
+#: documents/models.py:371
 msgid "content contains"
 msgstr "Inhalt enthält"
 
-#: documents/models.py:386
+#: documents/models.py:372
 msgid "ASN is"
 msgstr "ASN ist"
 
-#: documents/models.py:387
+#: documents/models.py:373
 msgid "correspondent is"
 msgstr "Korrespondent ist"
 
-#: documents/models.py:388
+#: documents/models.py:374
 msgid "document type is"
 msgstr "Dokumenttyp ist"
 
-#: documents/models.py:389
+#: documents/models.py:375
 msgid "is in inbox"
 msgstr "Ist im Posteingang"
 
-#: documents/models.py:390
+#: documents/models.py:376
 msgid "has tag"
 msgstr "Hat Tag"
 
-#: documents/models.py:391
+#: documents/models.py:377
 msgid "has any tag"
 msgstr "Hat irgendein Tag"
 
-#: documents/models.py:392
+#: documents/models.py:378
 msgid "created before"
 msgstr "Ausgestellt vor"
 
-#: documents/models.py:393
+#: documents/models.py:379
 msgid "created after"
 msgstr "Ausgestellt nach"
 
-#: documents/models.py:394
+#: documents/models.py:380
 msgid "created year is"
 msgstr "Ausgestellt im Jahr"
 
-#: documents/models.py:395
+#: documents/models.py:381
 msgid "created month is"
 msgstr "Ausgestellt im Monat"
 
-#: documents/models.py:396
+#: documents/models.py:382
 msgid "created day is"
 msgstr "Ausgestellt am Tag"
 
-#: documents/models.py:397
+#: documents/models.py:383
 msgid "added before"
 msgstr "Hinzugefügt vor"
 
-#: documents/models.py:398
+#: documents/models.py:384
 msgid "added after"
 msgstr "Hinzugefügt nach"
 
-#: documents/models.py:399
+#: documents/models.py:385
 msgid "modified before"
 msgstr "Geändert vor"
 
-#: documents/models.py:400
+#: documents/models.py:386
 msgid "modified after"
 msgstr "Geändert nach"
 
-#: documents/models.py:401
+#: documents/models.py:387
 msgid "does not have tag"
 msgstr "Hat nicht folgendes Tag"
 
-#: documents/models.py:412
+#: documents/models.py:398
 msgid "rule type"
 msgstr "Regeltyp"
 
-#: documents/models.py:416
+#: documents/models.py:402
 msgid "value"
 msgstr "Wert"
 
-#: documents/models.py:422
+#: documents/models.py:408
 msgid "filter rule"
 msgstr "Filterregel"
 
-#: documents/models.py:423
+#: documents/models.py:409
 msgid "filter rules"
 msgstr "Filterregeln"
 
-#: documents/serialisers.py:52
+#: documents/serialisers.py:53
 #, python-format
 msgid "Invalid regular expresssion: %(error)s"
 msgstr "Ungültiger regulärer Ausdruck: %(error)s"
 
-#: documents/serialisers.py:378
+#: documents/serialisers.py:177
+msgid "Invalid color."
+msgstr "Ungültige Farbe."
+
+#: documents/serialisers.py:451
 #, python-format
 msgid "File type %(type)s not supported"
 msgstr "Dateityp %(type)s nicht unterstützt"
 
-#: documents/templates/index.html:20
+#: documents/templates/index.html:21
 msgid "Paperless-ng is loading..."
 msgstr "Paperless-ng wird geladen..."
 
@@ -406,30 +410,34 @@ msgstr "Passwort"
 msgid "Sign in"
 msgstr "Anmelden"
 
-#: paperless/settings.py:291
+#: paperless/settings.py:297
 msgid "English (US)"
 msgstr "Englisch (US)"
 
-#: paperless/settings.py:292
+#: paperless/settings.py:298
 msgid "English (GB)"
 msgstr "Englisch (UK)"
 
-#: paperless/settings.py:293
+#: paperless/settings.py:299
 msgid "German"
 msgstr "Deutsch"
 
-#: paperless/settings.py:294
+#: paperless/settings.py:300
 msgid "Dutch"
 msgstr "Niederländisch"
 
-#: paperless/settings.py:295
+#: paperless/settings.py:301
 msgid "French"
 msgstr "Französisch"
 
-#: paperless/settings.py:296
+#: paperless/settings.py:302
 msgid "Portuguese (Brazil)"
 msgstr "Portugiesisch (Brasilien)"
 
+#: paperless/settings.py:303
+msgid "Italian"
+msgstr "Italienisch"
+
 #: paperless/urls.py:118
 msgid "Paperless-ng administration"
 msgstr "Paperless-ng Administration"