Pale Grey

CSS

:root {
  --pale-grey: #fdfdfe;
  --pale-grey-rgb: 253 253 254;
  --pale-grey-oklch: oklch(0.994 0.001 286.4);
}

.element {
  color: var(--pale-grey);
  background-color: hsl(240 33% 99%);
  border-color: oklch(0.994 0.001 286.4);
}

Tailwind CSS v4

@theme {
  --color-pale-grey: #fdfdfe;
  --color-pale-grey-50: #f5f5f5;
  --color-pale-grey-100: #e8e8e8;
  --color-pale-grey-200: #d4d4d5;
  --color-pale-grey-300: #b7b7b8;
  --color-pale-grey-400: #9e9e9f;
  --color-pale-grey-500: #868687;
  --color-pale-grey-600: #717172;
  --color-pale-grey-700: #5b5b5b;
  --color-pale-grey-800: #424243;
  --color-pale-grey-900: #2e2e2e;
  --color-pale-grey-950: #1a1a1b;
}

SCSS

$pale-grey: #fdfdfe;
$pale-grey-rgb: 253, 253, 254;
$pale-grey-light: mix(#fff, $pale-grey, 20%);
$pale-grey-dark: mix(#000, $pale-grey, 20%);

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