Impressionist Blue

CSS

:root {
  --impressionist-blue: #a7cac9;
  --impressionist-blue-rgb: 167 202 201;
  --impressionist-blue-oklch: oklch(0.813 0.037 194.3);
}

.element {
  color: var(--impressionist-blue);
  background-color: hsl(178 25% 72%);
  border-color: oklch(0.813 0.037 194.3);
}

Tailwind CSS v4

@theme {
  --color-impressionist-blue: #a7cac9;
  --color-impressionist-blue-50: #eaf9f9;
  --color-impressionist-blue-100: #daecec;
  --color-impressionist-blue-200: #c3dad9;
  --color-impressionist-blue-300: #a2bebe;
  --color-impressionist-blue-400: #86a6a5;
  --color-impressionist-blue-500: #698e8d;
  --color-impressionist-blue-600: #597878;
  --color-impressionist-blue-700: #476060;
  --color-impressionist-blue-800: #334746;
  --color-impressionist-blue-900: #233130;
  --color-impressionist-blue-950: #121d1c;
}

SCSS

$impressionist-blue: #a7cac9;
$impressionist-blue-rgb: 167, 202, 201;
$impressionist-blue-light: mix(#fff, $impressionist-blue, 20%);
$impressionist-blue-dark: mix(#000, $impressionist-blue, 20%);

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