diff --git a/utils.js b/utils.js
index 794594c..dc4ab64 100644
--- a/utils.js
+++ b/utils.js
@@ -67,9 +67,16 @@ function RGB_to_HSL(rgb) {
 	};
 }
 
+function asyncTimeout(timeout) {
+	return new Promise(resolve => {
+		setTimeout(resolve, timeout);
+	});
+}
+
 module.exports = {
     fillPartialHSL,
     clamp,
     HSL_to_RGB,
     RGB_to_HSL,
+	asyncTimeout,
 };
\ No newline at end of file