Blitz - WPT: lch-009.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Color 4: Specifying Lab and LCH</title>
<link rel="author" title="Vasilis van Gemert" href="mailto:wpt@vasilis.nl">
<link rel="help" href="https://drafts.csswg.org/css-color-4/#specifying-lab-lch">
<link rel="match" href="whitesquare-ref.html">
<meta name="assert" content="lch() with no alpha">
<style>
    body { background-color: grey; }
    .test { background-color: hsl(0, 100%, 63%); width: 12em; height: 12em; }
    .test { background-color: lch(100% 110 60); } /* l = 100% should always be white */
</style>
<body>
    <p>Test passes if you see a white square, and no red.</p>
    <div class="test"></div>
</body>

/css/css-color/whitesquare-ref.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>White square reference</title>
<style>
    body { background-color: grey; }
    .test { background-color: #FFFFFF; width: 12em; height: 12em; }
</style>
<body>
    <p>Test passes if you see a white square, and no red.</p>
    <div class="test"></div>
</body>