Dead Pixel

CSS

:root {
  --dead-pixel: #3b3a3a;
  --dead-pixel-rgb: 59 58 58;
  --dead-pixel-oklch: oklch(0.349 0.001 17.2);
}

.element {
  color: var(--dead-pixel);
  background-color: hsl(0 1% 23%);
  border-color: oklch(0.349 0.001 17.2);
}

Tailwind CSS v4

@theme {
  --color-dead-pixel: #3b3a3a;
  --color-dead-pixel-50: #f5f5f5;
  --color-dead-pixel-100: #e8e8e7;
  --color-dead-pixel-200: #d5d4d4;
  --color-dead-pixel-300: #b8b7b7;
  --color-dead-pixel-400: #9f9e9e;
  --color-dead-pixel-500: #878686;
  --color-dead-pixel-600: #727171;
  --color-dead-pixel-700: #5b5a5a;
  --color-dead-pixel-800: #434242;
  --color-dead-pixel-900: #2e2e2e;
  --color-dead-pixel-950: #1b1a1a;
}

SCSS

$dead-pixel: #3b3a3a;
$dead-pixel-rgb: 59, 58, 58;
$dead-pixel-light: mix(#fff, $dead-pixel, 20%);
$dead-pixel-dark: mix(#000, $dead-pixel, 20%);

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