oklch-l-almost-0.html

Enable keyboard shortcuts

This WPT test may be referenced by the following Test IDs:
- /css/css-color/oklch-l-almost-0.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>CSS Color 4: OKLab and OKLCH</title>

<link rel="help" href="https://drafts.csswg.org/css-color-4/#specifying-oklab-oklch">

<link rel="match" href="oklch-l-almost-0-ref.html">

<meta name="assert" content="oklch() with lightness very close to 0 should render the same as 0">

<style>

    .square { border: 1px solid black; width: 200px; height: 200px; }

    .test { background-color: red; height: 100px; }

    /* Non-zero chroma is used to show if the result is black or not, but the

     * test passes as long as it's the same color. */

    .ref { background-color: oklch(0 0.2 45); height: 100px; }

    .test { background-color: oklch(0.0001% 0.2 45); }

</style>

<body>

    <p>Test passes if you see a square border with a single color inside.</p>

    <div class="square">

        <div class="ref"></div>

        <div class="test"></div>

    </div>

</body>