Fixed #36437 -- Improved accessibility of messages in admin.

django/contrib/admin/static/admin/css/base.css

@@ -35,8 +35,11 @@ html[data-theme="light"],
     --error-fg: #ba2121;
 
     --message-success-bg: #dfd;
+    --message-success-icon: url(../img/icon-yes.svg);
     --message-warning-bg: #ffc;
+    --message-warning-icon: url(../img/icon-alert.svg);
     --message-error-bg: #ffefef;
+    --message-error-icon: url(../img/icon-no.svg);
 
     --darkened-bg: #f8f8f8; /* A bit darker than --body-bg */
     --selected-bg: #e4e4e4; /* E.g. selected table cells */
@@ -637,20 +640,29 @@ ul.messagelist li {
     font-size: 0.8125rem;
     padding: 10px 10px 10px 65px;
     margin: 0 0 10px 0;
-    background: var(--message-success-bg) url(../img/icon-yes.svg) 40px 12px no-repeat;
-    background-size: 16px auto;
     color: var(--body-fg);
     word-break: break-word;
+    background-color: var(--message-success-bg);
+    background-image: var(--message-success-icon);
+    background-position: 40px 12px;
+    background-repeat: no-repeat;
+    background-size: 16px auto;
 }
 
 ul.messagelist li.warning {
-    background: var(--message-warning-bg) url(../img/icon-alert.svg) 40px 14px no-repeat;
+    background-color: var(--message-warning-bg);
-    background-size: 14px auto;
+    background-image: var(--message-warning-icon);
 }
 
 ul.messagelist li.error {
-    background: var(--message-error-bg) url(../img/icon-no.svg) 40px 12px no-repeat;
+    background-color: var(--message-error-bg);
-    background-size: 16px auto;
+    background-image: var(--message-error-icon);
+}
+
+@media (forced-colors: active) {
+  ul.messagelist li {
+      border: 1px solid;
+  }
 }
 
 .errornote {

django/contrib/admin/static/admin/css/dark_mode.css

@@ -21,8 +21,11 @@
   
       --error-fg: #e35f5f;
       --message-success-bg: #006b1b;
+      --message-success-icon: url(../img/icon-yes-dark.svg);
       --message-warning-bg: #583305;
+      --message-warning-icon: url(../img/icon-alert-dark.svg);
       --message-error-bg: #570808;
+      --message-error-icon: url(../img/icon-no-dark.svg);
   
       --darkened-bg: #212121;
       --selected-bg: #1b1b1b;
@@ -58,8 +61,11 @@ html[data-theme="dark"] {
 
     --error-fg: #e35f5f;
     --message-success-bg: #006b1b;
+    --message-success-icon: url(../img/icon-yes-dark.svg);
     --message-warning-bg: #583305;
+    --message-warning-icon: url(../img/icon-alert-dark.svg);
     --message-error-bg: #570808;
+    --message-error-icon: url(../img/icon-no-dark.svg);
 
     --darkened-bg: #212121;
     --selected-bg: #1b1b1b;

django/contrib/admin/static/admin/css/responsive.css

@@ -337,16 +337,8 @@ input[type="submit"], button {
     /* Messages */
 
     ul.messagelist li {
-        padding-left: 55px;
+        padding: 10px 10px 10px 55px;
-        background-position: 30px 12px;
+        background-position-x: 30px;
-    }
-
-    ul.messagelist li.error {
-        background-position: 30px 12px;
-    }
-
-    ul.messagelist li.warning {
-        background-position: 30px 14px;
     }
 
     /* Login */
@@ -739,16 +731,8 @@ input[type="submit"], button {
     /* Messages */
 
     ul.messagelist li {
-        padding-left: 40px;
+        padding: 10px 10px 10px 40px;
-        background-position: 15px 12px;
+        background-position-x: 15px;
-    }
-
-    ul.messagelist li.error {
-        background-position: 15px 12px;
-    }
-
-    ul.messagelist li.warning {
-        background-position: 15px 14px;
     }
 
     /* Paginator */

django/contrib/admin/static/admin/css/responsive_rtl.css

@@ -47,6 +47,11 @@
         padding-left: 0;
         padding-right: 16px;
     }
+
+    [dir="rtl"] ul.messagelist li {
+        padding: 10px 55px 10px 10px;
+        background-position-x: calc(100% - 30px);
+    }
 }
 
 /* MOBILE */
@@ -86,4 +91,9 @@
     [dir="rtl"] :enabled.selector-add:focus, :enabled.selector-add:hover {
         background-position: 0 -72px;
     }
+
+    [dir="rtl"] ul.messagelist li {
+        padding: 10px 40px 10px 10px;
+        background-position-x: calc(100% - 15px);
+    }
 }

django/contrib/admin/static/admin/css/rtl.css

@@ -291,3 +291,8 @@ form .form-row p.datetime {
 .selector .selector-chooser {
     margin: 0;
 }
+
+ul.messagelist li {
+    padding: 10px 65px 10px 10px;
+    background-position-x: calc(100% - 40px);
+}

django/contrib/admin/static/admin/img/icon-alert-dark.svg

@@ -0,0 +1,9 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512" width="14" height="14">
+  <!--!Font Awesome Free 6.7.2 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free Copyright 2025 Fonticons, Inc.-->
+  <!--
+    Icon Name: triangle-exclamation
+    Icon Family: classic
+    Icon Style: solid
+  -->
+  <path fill="#efb80b" d="M256 32c14.2 0 27.3 7.5 34.5 19.8l216 368c7.3 12.4 7.3 27.7 .2 40.1S486.3 480 472 480L40 480c-14.3 0-27.6-7.7-34.7-20.1s-7-27.8 .2-40.1l216-368C228.7 39.5 241.8 32 256 32zm0 128c-13.3 0-24 10.7-24 24l0 112c0 13.3 10.7 24 24 24s24-10.7 24-24l0-112c0-13.3-10.7-24-24-24zm32 224a32 32 0 1 0 -64 0 32 32 0 1 0 64 0z"/>
+</svg>

django/contrib/admin/static/admin/img/icon-alert.svg

@@ -5,5 +5,5 @@
     Icon Family: classic
     Icon Style: solid
   -->
-  <path fill="#efb80b" d="M256 32c14.2 0 27.3 7.5 34.5 19.8l216 368c7.3 12.4 7.3 27.7 .2 40.1S486.3 480 472 480L40 480c-14.3 0-27.6-7.7-34.7-20.1s-7-27.8 .2-40.1l216-368C228.7 39.5 241.8 32 256 32zm0 128c-13.3 0-24 10.7-24 24l0 112c0 13.3 10.7 24 24 24s24-10.7 24-24l0-112c0-13.3-10.7-24-24-24zm32 224a32 32 0 1 0 -64 0 32 32 0 1 0 64 0z"/>
+  <path fill="#b78b02" d="M256 32c14.2 0 27.3 7.5 34.5 19.8l216 368c7.3 12.4 7.3 27.7 .2 40.1S486.3 480 472 480L40 480c-14.3 0-27.6-7.7-34.7-20.1s-7-27.8 .2-40.1l216-368C228.7 39.5 241.8 32 256 32zm0 128c-13.3 0-24 10.7-24 24l0 112c0 13.3 10.7 24 24 24s24-10.7 24-24l0-112c0-13.3-10.7-24-24-24zm32 224a32 32 0 1 0 -64 0 32 32 0 1 0 64 0z"/>
 </svg>

django/contrib/admin/static/admin/img/icon-no-dark.svg

@@ -0,0 +1,9 @@
+<svg width="13" height="13" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512">
+  <!--!Font Awesome Free 6.7.2 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free Copyright 2025 Fonticons, Inc.-->
+  <!--
+    Icon Name: circle-xmark
+    Icon Family: classic
+    Icon Style: solid
+  -->
+  <path fill="#f15f5f" d="M256 512A256 256 0 1 0 256 0a256 256 0 1 0 0 512zM175 175c9.4-9.4 24.6-9.4 33.9 0l47 47 47-47c9.4-9.4 24.6-9.4 33.9 0s9.4 24.6 0 33.9l-47 47 47 47c9.4 9.4 9.4 24.6 0 33.9s-24.6 9.4-33.9 0l-47-47-47 47c-9.4 9.4-24.6 9.4-33.9 0s-9.4-24.6 0-33.9l47-47-47-47c-9.4-9.4-9.4-24.6 0-33.9z"/>
+</svg>

django/contrib/admin/static/admin/img/icon-no.svg

@@ -5,5 +5,5 @@
     Icon Family: classic
     Icon Style: solid
   -->
-  <path fill="#dd4646" d="M256 512A256 256 0 1 0 256 0a256 256 0 1 0 0 512zM175 175c9.4-9.4 24.6-9.4 33.9 0l47 47 47-47c9.4-9.4 24.6-9.4 33.9 0s9.4 24.6 0 33.9l-47 47 47 47c9.4 9.4 9.4 24.6 0 33.9s-24.6 9.4-33.9 0l-47-47-47 47c-9.4 9.4-24.6 9.4-33.9 0s-9.4-24.6 0-33.9l47-47-47-47c-9.4-9.4-9.4-24.6 0-33.9z"/>
+  <path fill="#c63d3d" d="M256 512A256 256 0 1 0 256 0a256 256 0 1 0 0 512zM175 175c9.4-9.4 24.6-9.4 33.9 0l47 47 47-47c9.4-9.4 24.6-9.4 33.9 0s9.4 24.6 0 33.9l-47 47 47 47c9.4 9.4 9.4 24.6 0 33.9s-24.6 9.4-33.9 0l-47-47-47 47c-9.4 9.4-24.6 9.4-33.9 0s-9.4-24.6 0-33.9l47-47-47-47c-9.4-9.4-9.4-24.6 0-33.9z"/>
 </svg>

django/contrib/admin/static/admin/img/icon-yes-dark.svg

@@ -0,0 +1,9 @@
+<svg width="13" height="13" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512">
+  <!--!Font Awesome Free 6.7.2 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free Copyright 2025 Fonticons, Inc.-->
+  <!--
+    Icon Name: circle-check
+    Icon Family: classic
+    Icon Style: solid
+  -->
+  <path fill="#73c12f" d="M256 512A256 256 0 1 0 256 0a256 256 0 1 0 0 512zM369 209L241 337c-9.4 9.4-24.6 9.4-33.9 0l-64-64c-9.4-9.4-9.4-24.6 0-33.9s24.6-9.4 33.9 0l47 47L335 175c9.4-9.4 24.6-9.4 33.9 0s9.4 24.6 0 33.9z"/>
+</svg>

django/contrib/admin/static/admin/img/icon-yes.svg

@@ -5,5 +5,5 @@
     Icon Family: classic
     Icon Style: solid
   -->
-  <path fill="#70bf2b" d="M256 512A256 256 0 1 0 256 0a256 256 0 1 0 0 512zM369 209L241 337c-9.4 9.4-24.6 9.4-33.9 0l-64-64c-9.4-9.4-9.4-24.6 0-33.9s24.6-9.4 33.9 0l47 47L335 175c9.4-9.4 24.6-9.4 33.9 0s9.4 24.6 0 33.9z"/>
+  <path fill="#649c35" d="M256 512A256 256 0 1 0 256 0a256 256 0 1 0 0 512zM369 209L241 337c-9.4 9.4-24.6 9.4-33.9 0l-64-64c-9.4-9.4-9.4-24.6 0-33.9s24.6-9.4 33.9 0l47 47L335 175c9.4-9.4 24.6-9.4 33.9 0s9.4 24.6 0 33.9z"/>
 </svg>

tests/admin_views/tests.py

@@ -135,6 +135,7 @@ from .models import (
     UnchangeableObject,
     UndeletableObject,
     UnorderedObject,
+    UserMessenger,
     UserProxy,
     Villain,
     Vodcast,
@@ -6876,6 +6877,36 @@ class SeleniumTests(AdminSeleniumTestCase):
         name_input_value = name_input.get_attribute("value")
         self.assertEqual(name_input_value, "Test section 1")
 
+    @screenshot_cases(["desktop_size", "mobile_size", "rtl", "dark", "high_contrast"])
+    @override_settings(MESSAGE_LEVEL=10)
+    def test_messages(self):
+        from selenium.webdriver.common.by import By
+        from selenium.webdriver.support.ui import Select
+
+        with override_settings(MESSAGE_LEVEL=10):
+            self.admin_login(
+                username="super", password="secret", login_url=reverse("admin:index")
+            )
+            UserMessenger.objects.create()
+            for level in ["warning", "info", "error", "success", "debug"]:
+                self.selenium.get(
+                    self.live_server_url
+                    + reverse("admin:admin_views_usermessenger_changelist"),
+                )
+                checkbox = self.selenium.find_element(
+                    By.CSS_SELECTOR, "tr input.action-select"
+                )
+                checkbox.click()
+                Select(self.selenium.find_element(By.NAME, "action")).select_by_value(
+                    f"message_{level}"
+                )
+                self.selenium.find_element(By.XPATH, '//button[text()="Run"]').click()
+                message = self.selenium.find_element(
+                    By.CSS_SELECTOR, "ul.messagelist li"
+                )
+                self.assertEqual(message.get_attribute("innerText"), f"Test {level}")
+                self.take_screenshot(level)
+
 
 @override_settings(ROOT_URLCONF="admin_views.urls")
 class ReadonlyTest(AdminFieldExtractionMixin, TestCase):