chromium/third_party/blink/web_tests/external/wpt/css/css-backgrounds/background-gradient-interpolation-002-notref.html

<!doctype html>
<html>
<head>
<meta charset='utf-8'>
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<style>
.has-gradient {
  background-image: linear-gradient(
    90deg,
    yellow 30%,
    purple 95%
  );
}

.text {
  font: 50px/1 Ahem;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-fill-color: transparent;
  width: fit-content;
  margin: 0;
}
</style>
</head>

<body>
  <h4>These three gradients should NOT look the same</h4>

  <p>Interpolating in sRGB (default)</p>
  <p class="text has-gradient">ABCD</p>

  <p>Interpolating in HSL</p>
  <p class="text has-gradient">ABCD</p>

  <p>Interpolating in Oklch</p>
  <p class="text has-gradient">ABCD</p>
</body>
</html>