Colorado Peak

CSS

:root {
  --colorado-peak: #9c9ba7;
  --colorado-peak-rgb: 156 155 167;
  --colorado-peak-oklch: oklch(0.694 0.017 289.8);
}

.element {
  color: var(--colorado-peak);
  background-color: hsl(245 6% 63%);
  border-color: oklch(0.694 0.017 289.8);
}

Tailwind CSS v4

@theme {
  --color-colorado-peak: #9c9ba7;
  --color-colorado-peak-50: #f5f4fa;
  --color-colorado-peak-100: #e8e7ed;
  --color-colorado-peak-200: #d4d3db;
  --color-colorado-peak-300: #b7b6c0;
  --color-colorado-peak-400: #9e9da8;
  --color-colorado-peak-500: #868491;
  --color-colorado-peak-600: #71707b;
  --color-colorado-peak-700: #5a5a62;
  --color-colorado-peak-800: #424248;
  --color-colorado-peak-900: #2d2d32;
  --color-colorado-peak-950: #1a1a1e;
}

SCSS

$colorado-peak: #9c9ba7;
$colorado-peak-rgb: 156, 155, 167;
$colorado-peak-light: mix(#fff, $colorado-peak, 20%);
$colorado-peak-dark: mix(#000, $colorado-peak, 20%);

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