Bannister Brown

CSS

:root {
  --bannister-brown: #806b5d;
  --bannister-brown-rgb: 128 107 93;
  --bannister-brown-oklch: oklch(0.544 0.034 55.6);
}

.element {
  color: var(--bannister-brown);
  background-color: hsl(24 16% 43%);
  border-color: oklch(0.544 0.034 55.6);
}

Tailwind CSS v4

@theme {
  --color-bannister-brown: #806b5d;
  --color-bannister-brown-50: #fdf3ec;
  --color-bannister-brown-100: #f1e5dd;
  --color-bannister-brown-200: #e0d1c6;
  --color-bannister-brown-300: #c5b3a7;
  --color-bannister-brown-400: #af9a8c;
  --color-bannister-brown-500: #998171;
  --color-bannister-brown-600: #816d60;
  --color-bannister-brown-700: #67574c;
  --color-bannister-brown-800: #4c3f37;
  --color-bannister-brown-900: #352c26;
  --color-bannister-brown-950: #201914;
}

SCSS

$bannister-brown: #806b5d;
$bannister-brown-rgb: 128, 107, 93;
$bannister-brown-light: mix(#fff, $bannister-brown, 20%);
$bannister-brown-dark: mix(#000, $bannister-brown, 20%);

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