A Certain Shade of Green

CSS

:root {
  --a-certain-shade-of-green: #d1edee;
  --a-certain-shade-of-green-rgb: 209 237 238;
  --a-certain-shade-of-green-oklch: oklch(0.926 0.029 199.3);
}

.element {
  color: var(--a-certain-shade-of-green);
  background-color: hsl(182 46% 88%);
  border-color: oklch(0.926 0.029 199.3);
}

Tailwind CSS v4

@theme {
  --color-a-certain-shade-of-green: #d1edee;
  --color-a-certain-shade-of-green-50: #ecf8f9;
  --color-a-certain-shade-of-green-100: #ddebec;
  --color-a-certain-shade-of-green-200: #c7d8d9;
  --color-a-certain-shade-of-green-300: #a7bcbe;
  --color-a-certain-shade-of-green-400: #8ba4a5;
  --color-a-certain-shade-of-green-500: #708c8e;
  --color-a-certain-shade-of-green-600: #5f7778;
  --color-a-certain-shade-of-green-700: #4c5f60;
  --color-a-certain-shade-of-green-800: #374646;
  --color-a-certain-shade-of-green-900: #253030;
  --color-a-certain-shade-of-green-950: #141c1d;
}

SCSS

$a-certain-shade-of-green: #d1edee;
$a-certain-shade-of-green-rgb: 209, 237, 238;
$a-certain-shade-of-green-light: mix(#fff, $a-certain-shade-of-green, 20%);
$a-certain-shade-of-green-dark: mix(#000, $a-certain-shade-of-green, 20%);

.element {
  color: $a-certain-shade-of-green;
  box-shadow: 0 0 0 2px rgba($a-certain-shade-of-green, 0.35);
}