#B8D5FB

CSS

:root {
  --broad-daylight: #b8d5fb;
  --broad-daylight-rgb: 184 213 251;
  --broad-daylight-oklch: oklch(0.864 0.062 255.3);
}

.element {
  color: var(--broad-daylight);
  background-color: hsl(214 89% 85%);
  border-color: oklch(0.864 0.062 255.3);
}

Tailwind CSS v4

@theme {
  --color-broad-daylight: #b8d5fb;
  --color-broad-daylight-50: #eaf6ff;
  --color-broad-daylight-100: #dbe9fd;
  --color-broad-daylight-200: #c4d6ef;
  --color-broad-daylight-300: #a4b9d7;
  --color-broad-daylight-400: #86a1c3;
  --color-broad-daylight-500: #6b88af;
  --color-broad-daylight-600: #5b7394;
  --color-broad-daylight-700: #485c76;
  --color-broad-daylight-800: #334457;
  --color-broad-daylight-900: #232f3d;
  --color-broad-daylight-950: #121b27;
}

SCSS

$broad-daylight: #b8d5fb;
$broad-daylight-rgb: 184, 213, 251;
$broad-daylight-light: mix(#fff, $broad-daylight, 20%);
$broad-daylight-dark: mix(#000, $broad-daylight, 20%);

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