Tortoise Shell

CSS

:root {
  --tortoise-shell: #7c4937;
  --tortoise-shell-rgb: 124 73 55;
  --tortoise-shell-oklch: oklch(0.461 0.076 40.1);
}

.element {
  color: var(--tortoise-shell);
  background-color: hsl(16 39% 35%);
  border-color: oklch(0.461 0.076 40.1);
}

Tailwind CSS v4

@theme {
  --color-tortoise-shell: #7c4937;
  --color-tortoise-shell-50: #ffefe5;
  --color-tortoise-shell-100: #ffe0d5;
  --color-tortoise-shell-200: #f2cabb;
  --color-tortoise-shell-300: #daab99;
  --color-tortoise-shell-400: #c6907d;
  --color-tortoise-shell-500: #b17560;
  --color-tortoise-shell-600: #966351;
  --color-tortoise-shell-700: #784f41;
  --color-tortoise-shell-800: #59392f;
  --color-tortoise-shell-900: #3e2720;
  --color-tortoise-shell-950: #27150f;
}

SCSS

$tortoise-shell: #7c4937;
$tortoise-shell-rgb: 124, 73, 55;
$tortoise-shell-light: mix(#fff, $tortoise-shell, 20%);
$tortoise-shell-dark: mix(#000, $tortoise-shell, 20%);

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