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aai.berlin

https://aai.berlin

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Letzter Scan am 19.06.2026, 00:47

Kritisch 43 Probleme 3 Kategorien mit Problemen

Diese Website hat kritische Probleme mit der Barrierefreiheit und sollte priorisiert überarbeitet werden.

Score

0

Automatisch berechnete Bewertung für den neuesten Scan.

Score

0

Status

Kritisch

Probleme

43

Kategorien

3

Letzter Scan

19.06.2026, 00:47

Automatische Scans dienen als Orientierung und ersetzen keine vollständige manuelle Prüfung. Mehr dazu

Probleme im Überblick

Schneller Überblick über die Arten von Problemen im neuesten Scan.

Kategorie

Kontrast

39 Probleme

Kategorie

Links

3 Probleme

Kategorie

Struktur

1 Problem

Alle gefundenen Probleme

Die Probleme des neuesten Scans sind nach Kategorie gruppiert und verständlicher beschrieben.

Kontrast

39 Probleme

39 Probleme Alle Probleme anzeigen

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > thead > tr:nth-child(1) > th:nth-child(1) > a

Kontext: <a href="?month=202605" title="Mai 2026" data-skip-search-index="">&lt;</a>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > thead > tr:nth-child(1) > th:nth-child(3) > a

Kontext: <a href="?month=202607" title="Juli 2026" data-skip-search-index="">&gt;</a>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > thead > tr:nth-child(2) > th:nth-child(1)

Kontext: <th class="label col_first">Mo<span class="invisible">ntag<...</th>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > thead > tr:nth-child(2) > th:nth-child(2)

Kontext: <th class="label">Di<span class="invisible">ensta...</th>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > thead > tr:nth-child(2) > th:nth-child(3)

Kontext: <th class="label">Mi<span class="invisible">ttwoc...</th>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > thead > tr:nth-child(2) > th:nth-child(4)

Kontext: <th class="label">Do<span class="invisible">nners...</th>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > thead > tr:nth-child(2) > th:nth-child(5)

Kontext: <th class="label">Fr<span class="invisible">eitag...</th>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > thead > tr:nth-child(2) > th:nth-child(6)

Kontext: <th class="label weekend">Sa<span class="invisible">mstag...</th>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > thead > tr:nth-child(2) > th:nth-child(7)

Kontext: <th class="label col_last weekend">So<span class="invisible">nntag...</th>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(1) > td:nth-child(1)

Kontext: <td class="days col_first">1</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(1) > td:nth-child(2) > a

Kontext: <a href="nach-monat.html?day=20260602" title="1 Event(s)">2</a>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(1) > td:nth-child(3)

Kontext: <td class="days">3</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(1) > td:nth-child(4)

Kontext: <td class="days">4</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(1) > td:nth-child(5) > a

Kontext: <a href="nach-monat.html?day=20260605" title="1 Event(s)">5</a>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(1) > td:nth-child(6)

Kontext: <td class="days weekend">6</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(1) > td:nth-child(7)

Kontext: <td class="days weekend col_last">7</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(2) > td:nth-child(1)

Kontext: <td class="days col_first">8</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(2) > td:nth-child(2) > a

Kontext: <a href="nach-monat.html?day=20260609" title="1 Event(s)">9</a>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(2) > td:nth-child(3)

Kontext: <td class="days">10</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(2) > td:nth-child(4)

Kontext: <td class="days">11</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(2) > td:nth-child(5)

Kontext: <td class="days">12</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(2) > td:nth-child(6) > a

Kontext: <a href="nach-monat.html?day=20260613" title="1 Event(s)">13</a>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(2) > td:nth-child(7)

Kontext: <td class="days weekend col_last">14</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(3) > td:nth-child(1)

Kontext: <td class="days col_first">15</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(3) > td:nth-child(2)

Kontext: <td class="days">16</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(3) > td:nth-child(3) > a

Kontext: <a href="nach-monat.html?day=20260617" title="1 Event(s)">17</a>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(3) > td:nth-child(4)

Kontext: <td class="days">18</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(3) > td:nth-child(5)

Kontext: <td class="days today">19</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(3) > td:nth-child(6)

Kontext: <td class="days weekend">20</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(3) > td:nth-child(7)

Kontext: <td class="days weekend col_last">21</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(4) > td:nth-child(1)

Kontext: <td class="days col_first">22</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(4) > td:nth-child(2)

Kontext: <td class="days">23</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(4) > td:nth-child(3)

Kontext: <td class="days">24</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(4) > td:nth-child(4)

Kontext: <td class="days">25</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(4) > td:nth-child(5)

Kontext: <td class="days">26</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(4) > td:nth-child(6)

Kontext: <td class="days weekend">27</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(4) > td:nth-child(7)

Kontext: <td class="days weekend col_last">28</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(5) > td:nth-child(1)

Kontext: <td class="days col_first">29</td>

Zu geringer Kontrast erschwert das Lesen von Texten deutlich.

Technische Details anzeigen

Originalmeldung: This element has insufficient contrast at this conformance level. Expected a contrast ratio of at least 4.5:1, but text in this element has a contrast ratio of 2.09:1. Recommendation: change text colour to #767676.

Selector: #right > div:nth-child(2) > a > table > tbody > tr:nth-child(5) > td:nth-child(2)

Kontext: <td class="days">30</td>

Struktur

1 Problem

1 Problem Alle Probleme anzeigen

Unklare Seitenstruktur erschwert Orientierung, Vorlesen und Navigation mit assistiven Technologien.

Technische Details anzeigen

Originalmeldung: The relationship between td elements and their associated th elements is not defined. As this table has multiple levels of th elements, you must use the headers attribute on td elements.

Selector: #right > div:nth-child(2) > a > table

Kontext: <table class="minicalendar"> <thead> <tr> <th class="...</table>

Historie

3 Scans insgesamt

19.06.2026, 00:47

Aktueller Scan

https://aai.berlin/

Score keine Veränderung 1 Problem weniger

Score

0

Status

Kritisch

Probleme

43

04.05.2026, 00:46

https://aai.berlin/

Score keine Veränderung 2 Probleme mehr

Score

0

Status

Kritisch

Probleme

44

07.04.2026, 21:00

https://aai.berlin/

Erster Scan

Score

0

Status

Kritisch

Probleme

42

Wie barrierefrei ist aai.berlin aktuell?

Kurze Einordnung des aktuellen automatischen Scans mit den wichtigsten Signalen zu Status, Problemen und Entwicklung.

aai.berlin erreichte im neuesten automatischen Scan vom 19.06.2026, 00:47 den Status Kritisch bei einem Score von 0.

Auffällig waren vor allem Probleme in den Bereichen Kontrast und Links. Insgesamt wurden 43 Probleme in 3 Kategorien erkannt.

Gegenüber dem vorherigen Scan hat sich das Ergebnis kaum verändert.

Kontrastprobleme erschweren vor allem das Lesen kleiner oder weniger hervorgehobener Texte und fallen auf hellen Flächen oft zuerst auf. Mehr dazu im Themenartikel Kontraste .

Manuelle Prüfung

Der Eintrag basiert auf einem automatischen Scan und dient als Orientierung. Für eine verlässliche Gesamtbewertung empfehlen wir eine manuelle Prüfung.

Mehr zur Einordnung automatischer Ergebnisse: Automatische Scans richtig einordnen .

Tipp: Sie können das kostenlose Barrierefreiheits‑Siegel einbinden und so den aktuellen Scan auf Ihrer Website zeigen. Siegel einbetten .

Weiterführende Informationen

Wenn Sie das Ergebnis besser einordnen möchten, finden Sie hier zwei weiterführende Artikel aus dem Themenbereich.

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