diff --git a/index.js b/index.js
index ade033b..5649f48 100644
--- a/index.js
+++ b/index.js
@@ -110,7 +110,8 @@ cs.get.rgb = function (string) {
 			return null;
 		}
 
-		rgb = colorNames[match[1]];
+		// eslint-disable-next-line unicorn/prefer-spread
+		rgb = colorNames[match[1]].slice();
 		rgb[3] = 1;
 
 		return rgb;
diff --git a/test.js b/test.js
index abd365c..57d4d94 100644
--- a/test.js
+++ b/test.js
@@ -110,6 +110,15 @@ assert.deepEqual(string.get.hwb('hwb(-10.0deg, 100%, 50.5%, +0.6)'), [350, 100,
 assert.deepEqual(string.get.rgb('blue'), [0, 0, 255, 1]);
 assert.deepEqual(string.get.rgb('blue'), [0, 0, 255, 1]);
 
+// Changing the returned array shouldn't change the array when called with the same named color
+{
+	const col = string.get.rgb('red');
+	assert.deepEqual(col, [255, 0, 0, 1]);
+	col[0] = 0;
+	assert.deepEqual(col, [0, 0, 0, 1]);
+	assert.deepEqual(string.get.rgb('red'), [255, 0, 0, 1]);
+}
+
 // Alpha
 assert.deepEqual(normalizeAlpha(string.get.rgb('#fffa')), [255, 255, 255, '0.67']);
 assert.deepEqual(string.get.rgb('#c814e933'), [200, 20, 233, 0.2]);