#AE9497

CSS

:root {
  --sphinx: #ae9497;
  --sphinx-rgb: 174 148 151;
  --sphinx-oklch: oklch(0.691 0.031 10.1);
}

.element {
  color: var(--sphinx);
  background-color: hsl(353 14% 63%);
  border-color: oklch(0.691 0.031 10.1);
}

Tailwind CSS v4

@theme {
  --color-sphinx: #ae9497;
  --color-sphinx-50: #fef2f3;
  --color-sphinx-100: #f2e4e5;
  --color-sphinx-200: #e1cfd1;
  --color-sphinx-300: #c7b1b3;
  --color-sphinx-400: #b0979a;
  --color-sphinx-500: #9a7e81;
  --color-sphinx-600: #826b6d;
  --color-sphinx-700: #685557;
  --color-sphinx-800: #4c3e40;
  --color-sphinx-900: #352b2c;
  --color-sphinx-950: #201819;
}

SCSS

$sphinx: #ae9497;
$sphinx-rgb: 174, 148, 151;
$sphinx-light: mix(#fff, $sphinx, 20%);
$sphinx-dark: mix(#000, $sphinx, 20%);

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