#F6FCE4

CSS

:root {
  --milk-foam: #f6fce4;
  --milk-foam-rgb: 246 252 228;
  --milk-foam-oklch: oklch(0.98 0.032 118.4);
}

.element {
  color: var(--milk-foam);
  background-color: hsl(75 80% 94%);
  border-color: oklch(0.98 0.032 118.4);
}

Tailwind CSS v4

@theme {
  --color-milk-foam: #f6fce4;
  --color-milk-foam-50: #f4f7ed;
  --color-milk-foam-100: #e6eade;
  --color-milk-foam-200: #d2d6c8;
  --color-milk-foam-300: #b5baa8;
  --color-milk-foam-400: #9ca18c;
  --color-milk-foam-500: #848972;
  --color-milk-foam-600: #707460;
  --color-milk-foam-700: #595d4d;
  --color-milk-foam-800: #414437;
  --color-milk-foam-900: #2d2f26;
  --color-milk-foam-950: #1a1b14;
}

SCSS

$milk-foam: #f6fce4;
$milk-foam-rgb: 246, 252, 228;
$milk-foam-light: mix(#fff, $milk-foam, 20%);
$milk-foam-dark: mix(#000, $milk-foam, 20%);

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