#AD9597

CSS

:root {
  --sphinx: #ad9597;
  --sphinx-rgb: 173 149 151;
  --sphinx-oklch: oklch(0.692 0.029 12.2);
}

.element {
  color: var(--sphinx);
  background-color: hsl(355 13% 63%);
  border-color: oklch(0.692 0.029 12.2);
}

Tailwind CSS v4

@theme {
  --color-sphinx: #ad9597;
  --color-sphinx-50: #fdf2f2;
  --color-sphinx-100: #f1e4e5;
  --color-sphinx-200: #e0d0d0;
  --color-sphinx-300: #c6b2b3;
  --color-sphinx-400: #af989a;
  --color-sphinx-500: #987f81;
  --color-sphinx-600: #816b6d;
  --color-sphinx-700: #675657;
  --color-sphinx-800: #4c3e40;
  --color-sphinx-900: #352b2c;
  --color-sphinx-950: #201819;
}

SCSS

$sphinx: #ad9597;
$sphinx-rgb: 173, 149, 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);
}