#EFE9DC

CSS

:root {
  --silk-dessou: #efe9dc;
  --silk-dessou-rgb: 239 233 220;
  --silk-dessou-oklch: oklch(0.935 0.018 86.1);
}

.element {
  color: var(--silk-dessou);
  background-color: hsl(41 37% 90%);
  border-color: oklch(0.935 0.018 86.1);
}

Tailwind CSS v4

@theme {
  --color-silk-dessou: #efe9dc;
  --color-silk-dessou-50: #f7f5ef;
  --color-silk-dessou-100: #eae8e1;
  --color-silk-dessou-200: #d7d4cc;
  --color-silk-dessou-300: #bbb7ad;
  --color-silk-dessou-400: #a39e92;
  --color-silk-dessou-500: #8c8679;
  --color-silk-dessou-600: #767166;
  --color-silk-dessou-700: #5e5a52;
  --color-silk-dessou-800: #45423b;
  --color-silk-dessou-900: #302d29;
  --color-silk-dessou-950: #1c1a17;
}

SCSS

$silk-dessou: #efe9dc;
$silk-dessou-rgb: 239, 233, 220;
$silk-dessou-light: mix(#fff, $silk-dessou, 20%);
$silk-dessou-dark: mix(#000, $silk-dessou, 20%);

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