#EAE9F0

CSS

:root {
  --diamond-cut: #eae9f0;
  --diamond-cut-rgb: 234 233 240;
  --diamond-cut-oklch: oklch(0.937 0.009 292.8);
}

.element {
  color: var(--diamond-cut);
  background-color: hsl(249 19% 93%);
  border-color: oklch(0.937 0.009 292.8);
}

Tailwind CSS v4

@theme {
  --color-diamond-cut: #eae9f0;
  --color-diamond-cut-50: #f5f5f8;
  --color-diamond-cut-100: #e8e7eb;
  --color-diamond-cut-200: #d4d3d8;
  --color-diamond-cut-300: #b7b6bc;
  --color-diamond-cut-400: #9e9da4;
  --color-diamond-cut-500: #86858c;
  --color-diamond-cut-600: #717176;
  --color-diamond-cut-700: #5b5a5f;
  --color-diamond-cut-800: #424245;
  --color-diamond-cut-900: #2e2d30;
  --color-diamond-cut-950: #1a1a1c;
}

SCSS

$diamond-cut: #eae9f0;
$diamond-cut-rgb: 234, 233, 240;
$diamond-cut-light: mix(#fff, $diamond-cut, 20%);
$diamond-cut-dark: mix(#000, $diamond-cut, 20%);

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