Bubbles in the Air

CSS

:root {
  --bubbles-in-the-air: #d3e3e5;
  --bubbles-in-the-air-rgb: 211 227 229;
  --bubbles-in-the-air-oklch: oklch(0.904 0.017 205.8);
}

.element {
  color: var(--bubbles-in-the-air);
  background-color: hsl(187 26% 86%);
  border-color: oklch(0.904 0.017 205.8);
}

Tailwind CSS v4

@theme {
  --color-bubbles-in-the-air: #d3e3e5;
  --color-bubbles-in-the-air-50: #f0f7f8;
  --color-bubbles-in-the-air-100: #e2eaeb;
  --color-bubbles-in-the-air-200: #ccd6d8;
  --color-bubbles-in-the-air-300: #aebabc;
  --color-bubbles-in-the-air-400: #93a2a3;
  --color-bubbles-in-the-air-500: #798a8c;
  --color-bubbles-in-the-air-600: #677576;
  --color-bubbles-in-the-air-700: #525d5f;
  --color-bubbles-in-the-air-800: #3c4445;
  --color-bubbles-in-the-air-900: #292f30;
  --color-bubbles-in-the-air-950: #171c1c;
}

SCSS

$bubbles-in-the-air: #d3e3e5;
$bubbles-in-the-air-rgb: 211, 227, 229;
$bubbles-in-the-air-light: mix(#fff, $bubbles-in-the-air, 20%);
$bubbles-in-the-air-dark: mix(#000, $bubbles-in-the-air, 20%);

.element {
  color: $bubbles-in-the-air;
  box-shadow: 0 0 0 2px rgba($bubbles-in-the-air, 0.35);
}