Salt Blue

CSS

:root {
  --salt-blue: #7d9c9d;
  --salt-blue-rgb: 125 156 157;
  --salt-blue-oklch: oklch(0.67 0.034 198.8);
}

.element {
  color: var(--salt-blue);
  background-color: hsl(182 14% 55%);
  border-color: oklch(0.67 0.034 198.8);
}

Tailwind CSS v4

@theme {
  --color-salt-blue: #7d9c9d;
  --color-salt-blue-50: #eaf8f9;
  --color-salt-blue-100: #dbecec;
  --color-salt-blue-200: #c4d9da;
  --color-salt-blue-300: #a4bdbe;
  --color-salt-blue-400: #87a5a6;
  --color-salt-blue-500: #6c8e8f;
  --color-salt-blue-600: #5b7879;
  --color-salt-blue-700: #496061;
  --color-salt-blue-800: #354646;
  --color-salt-blue-900: #243131;
  --color-salt-blue-950: #131d1d;
}

SCSS

$salt-blue: #7d9c9d;
$salt-blue-rgb: 125, 156, 157;
$salt-blue-light: mix(#fff, $salt-blue, 20%);
$salt-blue-dark: mix(#000, $salt-blue, 20%);

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