#281921

CSS

:root {
  --black-cherry: #281921;
  --black-cherry-rgb: 40 25 33;
  --black-cherry-oklch: oklch(0.236 0.028 346.2);
}

.element {
  color: var(--black-cherry);
  background-color: hsl(328 23% 13%);
  border-color: oklch(0.236 0.028 346.2);
}

Tailwind CSS v4

@theme {
  --color-black-cherry: #281921;
  --color-black-cherry-50: #fcf2f6;
  --color-black-cherry-100: #efe4e9;
  --color-black-cherry-200: #ded0d6;
  --color-black-cherry-300: #c3b2ba;
  --color-black-cherry-400: #ab98a2;
  --color-black-cherry-500: #957f8a;
  --color-black-cherry-600: #7e6c75;
  --color-black-cherry-700: #65565d;
  --color-black-cherry-800: #4a3f45;
  --color-black-cherry-900: #332b2f;
  --color-black-cherry-950: #1f181c;
}

SCSS

$black-cherry: #281921;
$black-cherry-rgb: 40, 25, 33;
$black-cherry-light: mix(#fff, $black-cherry, 20%);
$black-cherry-dark: mix(#000, $black-cherry, 20%);

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