In the Shadows

CSS

:root {
  --in-the-shadows: #cbc4c0;
  --in-the-shadows-rgb: 203 196 192;
  --in-the-shadows-oklch: oklch(0.825 0.01 52.1);
}

.element {
  color: var(--in-the-shadows);
  background-color: hsl(22 10% 77%);
  border-color: oklch(0.825 0.01 52.1);
}

Tailwind CSS v4

@theme {
  --color-in-the-shadows: #cbc4c0;
  --color-in-the-shadows-50: #f7f4f2;
  --color-in-the-shadows-100: #eae7e5;
  --color-in-the-shadows-200: #d8d3d0;
  --color-in-the-shadows-300: #bbb6b3;
  --color-in-the-shadows-400: #a39d99;
  --color-in-the-shadows-500: #8c8480;
  --color-in-the-shadows-600: #76706d;
  --color-in-the-shadows-700: #5f5a57;
  --color-in-the-shadows-800: #45413f;
  --color-in-the-shadows-900: #302d2c;
  --color-in-the-shadows-950: #1c1a19;
}

SCSS

$in-the-shadows: #cbc4c0;
$in-the-shadows-rgb: 203, 196, 192;
$in-the-shadows-light: mix(#fff, $in-the-shadows, 20%);
$in-the-shadows-dark: mix(#000, $in-the-shadows, 20%);

.element {
  color: $in-the-shadows;
  box-shadow: 0 0 0 2px rgba($in-the-shadows, 0.35);
}