Blue Ashes

CSS

:root {
  --blue-ashes: #406482;
  --blue-ashes-rgb: 64 100 130;
  --blue-ashes-oklch: oklch(0.489 0.064 244.8);
}

.element {
  color: var(--blue-ashes);
  background-color: hsl(207 34% 38%);
  border-color: oklch(0.489 0.064 244.8);
}

Tailwind CSS v4

@theme {
  --color-blue-ashes: #406482;
  --color-blue-ashes-50: #e7f7ff;
  --color-blue-ashes-100: #d7ebfd;
  --color-blue-ashes-200: #bfd8ef;
  --color-blue-ashes-300: #9ebbd7;
  --color-blue-ashes-400: #7fa3c2;
  --color-blue-ashes-500: #628bae;
  --color-blue-ashes-600: #537693;
  --color-blue-ashes-700: #425e76;
  --color-blue-ashes-800: #2f4557;
  --color-blue-ashes-900: #20303d;
  --color-blue-ashes-950: #0f1c26;
}

SCSS

$blue-ashes: #406482;
$blue-ashes-rgb: 64, 100, 130;
$blue-ashes-light: mix(#fff, $blue-ashes, 20%);
$blue-ashes-dark: mix(#000, $blue-ashes, 20%);

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