#71747F

CSS

:root {
  --made-in-the-shade: #71747f;
  --made-in-the-shade-rgb: 113 116 127;
  --made-in-the-shade-oklch: oklch(0.56 0.017 273.7);
}

.element {
  color: var(--made-in-the-shade);
  background-color: hsl(227 6% 47%);
  border-color: oklch(0.56 0.017 273.7);
}

Tailwind CSS v4

@theme {
  --color-made-in-the-shade: #71747f;
  --color-made-in-the-shade-50: #f3f5fa;
  --color-made-in-the-shade-100: #e6e7ee;
  --color-made-in-the-shade-200: #d2d4dc;
  --color-made-in-the-shade-300: #b5b7c0;
  --color-made-in-the-shade-400: #9b9ea9;
  --color-made-in-the-shade-500: #828692;
  --color-made-in-the-shade-600: #6e717b;
  --color-made-in-the-shade-700: #585a63;
  --color-made-in-the-shade-800: #404249;
  --color-made-in-the-shade-900: #2c2e32;
  --color-made-in-the-shade-950: #191a1e;
}

SCSS

$made-in-the-shade: #71747f;
$made-in-the-shade-rgb: 113, 116, 127;
$made-in-the-shade-light: mix(#fff, $made-in-the-shade, 20%);
$made-in-the-shade-dark: mix(#000, $made-in-the-shade, 20%);

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