Bellflower Blue

CSS

:root {
  --bellflower-blue: #e1e9ef;
  --bellflower-blue-rgb: 225 233 239;
  --bellflower-blue-oklch: oklch(0.93 0.012 239.9);
}

.element {
  color: var(--bellflower-blue);
  background-color: hsl(206 30% 91%);
  border-color: oklch(0.93 0.012 239.9);
}

Tailwind CSS v4

@theme {
  --color-bellflower-blue: #e1e9ef;
  --color-bellflower-blue-50: #f2f6f8;
  --color-bellflower-blue-100: #e4e8eb;
  --color-bellflower-blue-200: #d0d5d9;
  --color-bellflower-blue-300: #b2b8bd;
  --color-bellflower-blue-400: #989fa5;
  --color-bellflower-blue-500: #7f878d;
  --color-bellflower-blue-600: #6c7378;
  --color-bellflower-blue-700: #565c60;
  --color-bellflower-blue-800: #3f4346;
  --color-bellflower-blue-900: #2b2e30;
  --color-bellflower-blue-950: #181b1d;
}

SCSS

$bellflower-blue: #e1e9ef;
$bellflower-blue-rgb: 225, 233, 239;
$bellflower-blue-light: mix(#fff, $bellflower-blue, 20%);
$bellflower-blue-dark: mix(#000, $bellflower-blue, 20%);

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