forced-colors-mode-backplate-06-ref.html

<!DOCTYPE html>
<html class="reftest-wait">
<meta charset="utf-8">
<title>
  Forced colors mode - backplate reference.
  Tests that inline spans with different forced-color-adjust values from their
  parent element follow the backplate behavior of that parent in forced colors
  mode.
</title>
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<script src="../../common/reftest-wait.js"></script>
<link rel="preload" as="image" href="../resources/test-image.jpg" onload="takeScreenshot()" />
<style>
  body {
    background-image: url("../resources/test-image.jpg");
    font-family: Ahem;
    font-size: 10px;
    forced-color-adjust: none; /* This turns the backplate feature off in
                                  forced colors mode. The backplate is
                                  simulated in testing using a Canvas
                                  background-color behind the text.
                                */
    line-height: 10px;
    text-align: justify;
    width: 100px;
  }
</style>
<body>
  <div>
    This text should not have a backplate in forced colors mode.
    <br>
    This text should not have a backplate in forced colors mode.
  </div>
  <br>
  <br>
  <br>
  <br>
  <div style="background: Canvas;">
    This text should have a backplate in forced colors mode.
    <br>
    This text should have a backplate in forced colors mode.
  </div>
</body>
</html>

chromium/third_party/blink/web_tests/external/wpt/forced-colors-mode/backplate/forced-colors-mode-backplate-06-ref.html