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<!DOCTYPE html>
<html>
<head>
<title>Gradient interpolation</title>
<meta name="fuzzy" content="maxDifference=1-2;totalPixels=0-10000">
<link rel="author" title="Mike Bremford" href="mailto:mike@bfo.com">
<link rel="help" href="https://www.w3.org/TR/css-color-4/#interpolation">
<meta name="assert" content="Tests gradient interpolation in Lab when endpoints are specified in Lab and in gamut">
<link rel="match" href="gradient-eval-002-ref.html">
<style>
:root {
--start: lab(60% -50 50); /* rgb(20.71% 64.94% 17.04%) */
--end: lab(60% 50 -50); /* rgb(76.52% 42.74% 91.9%) */
--t: 0.5;
--big: 131070000px;
}
.test {
width: 100px;
height: 100px;
background: linear-gradient(in lab, var(--start) calc(var(--big) * (0 - var(--t))), var(--end) calc(var(--big) * (1 - var(--t))));
}
</style>
</head>
<body>
<div class="test"></div>
</body>
</html>
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