chromium/chrome/browser/resources/omnibox/ml/ml.css

/* Copyright 2023 The Chromium Authors
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file. */

body {
  --start-lightness: 100%;
  --dir-lightness: -1%;

  --theme: hsl(0, 0%, var(--start-lightness));
  --text: hsl(0, 0%, calc(100% - var(--start-lightness)));

  --light-background: hsl(0, 0%, calc(var(--start-lightness) + 4 * var(--dir-lightness)));
  --dark-background: hsl(0, 0%, calc(var(--start-lightness) + 8 * var(--dir-lightness)));

  --hover-background: hsl(120, 20%, calc(var(--start-lightness) + 10 * var(--dir-lightness)));
  --active-background: hsl(120, 27%, calc(var(--start-lightness) + 20 * var(--dir-lightness)));

  --light-border: hsl(0, 0%, calc(var(--start-lightness) + 26 * var(--dir-lightness)));
  --dark-border: hsl(0, 0%, calc(var(--start-lightness) + 40 * var(--dir-lightness)));

  --active-border: hsl(120, 34%, calc(var(--start-lightness) + 50 * var(--dir-lightness)));

  --color-lightness: calc(var(--start-lightness) + 60 * var(--dir-lightness));
  --red-text: hsl(0, 50%, var(--color-lightness));
  --green-text: hsl(120, 50%, var(--color-lightness));
  --blue-text: hsl(240, 50%, var(--color-lightness));
}

@media (prefers-color-scheme: dark) {
  body {
    --start-lightness: 0%;
    --dir-lightness: 1%;
  }
}

body {
  color: var(--text);
  background-color: var(--light-background);
}