Cerebral Grey

CSS

:root {
  --cerebral-grey: #cccccc;
  --cerebral-grey-rgb: 204 204 204;
  --cerebral-grey-oklch: oklch(0.845 0 0);
}

.element {
  color: var(--cerebral-grey);
  background-color: hsl(0 0% 80%);
  border-color: oklch(0.845 0 0);
}

Tailwind CSS v4

@theme {
  --color-cerebral-grey: #cccccc;
  --color-cerebral-grey-50: #f5f5f5;
  --color-cerebral-grey-100: #e8e8e8;
  --color-cerebral-grey-200: #d4d4d4;
  --color-cerebral-grey-300: #b7b7b7;
  --color-cerebral-grey-400: #9e9e9e;
  --color-cerebral-grey-500: #868686;
  --color-cerebral-grey-600: #717171;
  --color-cerebral-grey-700: #5b5b5b;
  --color-cerebral-grey-800: #424242;
  --color-cerebral-grey-900: #2e2e2e;
  --color-cerebral-grey-950: #1b1b1b;
}

SCSS

$cerebral-grey: #cccccc;
$cerebral-grey-rgb: 204, 204, 204;
$cerebral-grey-light: mix(#fff, $cerebral-grey, 20%);
$cerebral-grey-dark: mix(#000, $cerebral-grey, 20%);

.element {
  color: $cerebral-grey;
  box-shadow: 0 0 0 2px rgba($cerebral-grey, 0.35);
}