diff --git a/lib/classes/component.php b/lib/classes/component.php
index fb6fc9012b0..65e63a88369 100644
--- a/lib/classes/component.php
+++ b/lib/classes/component.php
@@ -1282,4 +1282,22 @@ $cache = '.var_export($cache, true).';
         }
         return $componentnames;
     }
+
+    /**
+     * Checks for the presence of monologo icons within a plugin.
+     *
+     * Only checks monologo icons in PNG and SVG formats as they are
+     * formats that can have transparent background.
+     *
+     * @param string $plugintype The plugin type.
+     * @param string $pluginname The plugin name.
+     * @return bool True if the plugin has a monologo icon
+     */
+    public static function has_monologo_icon(string $plugintype, string $pluginname): bool {
+        $plugindir = core_component::get_plugin_directory($plugintype, $pluginname);
+        if ($plugindir === null) {
+            return false;
+        }
+        return file_exists("$plugindir/pix/monologo.svg") || file_exists("$plugindir/pix/monologo.png");
+    }
 }
diff --git a/lib/tests/component_test.php b/lib/tests/component_test.php
index 2d0cc23632c..03ffe440714 100644
--- a/lib/tests/component_test.php
+++ b/lib/tests/component_test.php
@@ -861,4 +861,19 @@ class component_test extends advanced_testcase {
         $this->assertContains('tool_usertours', $componentnames);
         $this->assertContains('core_favourites', $componentnames);
     }
+
+    /**
+     * Test for monologo icons check in plugins.
+     *
+     * @covers core_component::has_monologo_icon
+     * @return void
+     */
+    public function test_has_monologo_icon(): void {
+        // The Forum activity plugin has monologo icons.
+        $this->assertTrue(core_component::has_monologo_icon('mod', 'forum'));
+        // The core H5P subsystem doesn't have monologo icons.
+        $this->assertFalse(core_component::has_monologo_icon('core', 'h5p'));
+        // The function will return false for a non-existent component.
+        $this->assertFalse(core_component::has_monologo_icon('randomcomponent', 'h5p'));
+    }
 }