custom-highlight-painting-019-ref.html

<!DOCTYPE html>
<meta charset="UTF-8">
<title>CSS Highlight API Reference: Non-overlapping highlight colors</title>
<style>
  body {
    text-decoration: 2px green underline;
  }
  .foo {
    color:blue;
    text-decoration: 2px blue underline;
  }
  .bar {
    text-decoration: 2px currentColor underline;
  }
</style>
<body><span class="foo">This part should be blue</span> and <span class="bar">this part should be black</span>

chromium/third_party/blink/web_tests/external/wpt/css/css-highlight-api/painting/custom-highlight-painting-019-ref.html