diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6ffd95e..17e30fb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -38,6 +38,7 @@
 ### Fixed
 
 - PHP `8.4` deprecations
+- Fix conversion from `RGBA` to `HSLA`
 
 ## 4.3.0 - 2025-03-20
 
diff --git a/src/RGBA.php b/src/RGBA.php
index 118bd20..592cb2e 100644
--- a/src/RGBA.php
+++ b/src/RGBA.php
@@ -249,9 +249,10 @@ public function toHSLA(): HSLA
         }
 
         $hue *= 60;
+        $hue = ((int) \round($hue)) % 360;
 
         return HSLA::from(
-            Hue::of((int) \round($hue))->unwrap(),
+            Hue::of($hue)->unwrap(),
             Saturation::of((int) \round($saturation * 100))->unwrap(),
             Lightness::of((int) \round($lightness * 100))->unwrap(),
             $this->alpha,
diff --git a/tests/RGBATest.php b/tests/RGBATest.php
index 4c06739..9f2cf7c 100644
--- a/tests/RGBATest.php
+++ b/tests/RGBATest.php
@@ -522,4 +522,16 @@ public function testConvertible()
 
         $this->assertSame($rgba, $rgba->toRGBA());
     }
+
+    public function testRegressionToHSLA()
+    {
+        $colour = RGBA::from(
+            Red::at(205),
+            Green::at(32),
+            Blue::at(33),
+            Alpha::max(),
+        );
+
+        $this->assertInstanceOf(HSLA::class, $colour->toHSLA());
+    }
 }