#B6D8FE

CSS

:root {
  --broad-daylight: #b6d8fe;
  --broad-daylight-rgb: 182 216 254;
  --broad-daylight-oklch: oklch(0.87 0.064 251.4);
}

.element {
  color: var(--broad-daylight);
  background-color: hsl(212 97% 85%);
  border-color: oklch(0.87 0.064 251.4);
}

Tailwind CSS v4

@theme {
  --color-broad-daylight: #b6d8fe;
  --color-broad-daylight-50: #e9f7ff;
  --color-broad-daylight-100: #d9eafd;
  --color-broad-daylight-200: #c2d6f0;
  --color-broad-daylight-300: #a1bad8;
  --color-broad-daylight-400: #83a2c4;
  --color-broad-daylight-500: #6689b0;
  --color-broad-daylight-600: #577494;
  --color-broad-daylight-700: #455d77;
  --color-broad-daylight-800: #314458;
  --color-broad-daylight-900: #212f3d;
  --color-broad-daylight-950: #111c27;
}

SCSS

$broad-daylight: #b6d8fe;
$broad-daylight-rgb: 182, 216, 254;
$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);
}