#EDEAE3

CSS

:root {
  --salt: #edeae3;
  --salt-rgb: 237 234 227;
  --salt-oklch: oklch(0.937 0.01 87.5);
}

.element {
  color: var(--salt);
  background-color: hsl(42 22% 91%);
  border-color: oklch(0.937 0.01 87.5);
}

Tailwind CSS v4

@theme {
  --color-salt: #edeae3;
  --color-salt-50: #f6f5f2;
  --color-salt-100: #e9e8e4;
  --color-salt-200: #d6d4cf;
  --color-salt-300: #b9b7b2;
  --color-salt-400: #a19e98;
  --color-salt-500: #89867f;
  --color-salt-600: #74716b;
  --color-salt-700: #5d5b56;
  --color-salt-800: #44423f;
  --color-salt-900: #2f2e2b;
  --color-salt-950: #1b1a18;
}

SCSS

$salt: #edeae3;
$salt-rgb: 237, 234, 227;
$salt-light: mix(#fff, $salt, 20%);
$salt-dark: mix(#000, $salt, 20%);

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