chromium/third_party/blink/web_tests/external/wpt/css/css-pseudo/marker-color.html

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Test: ::marker formatting with color property</title>
<link rel="author" title="Daniel Bates" href="mailto:[email protected]">
<link rel="match" href="marker-color-ref.html">
<link rel="help" href="https://drafts.csswg.org/css-pseudo-4/#marker-pseudo">
<meta name="assert" content="Tests ::marker rendering with color property">
<style>
li {
    color: red;
    font-size: 40px;
    list-style-type: square;
}

li::marker {
    color: green;
}
</style>
</head>
<body>
<ol>
    <li><!-- The list marker should be a green square.--></li>
</ol>
</body>
</html>