#92D3CF

CSS

:root {
  --cold-blue: #92d3cf;
  --cold-blue-rgb: 146 211 207;
  --cold-blue-oklch: oklch(0.822 0.066 191.1);
}

.element {
  color: var(--cold-blue);
  background-color: hsl(176 42% 70%);
  border-color: oklch(0.822 0.066 191.1);
}

Tailwind CSS v4

@theme {
  --color-cold-blue: #92d3cf;
  --color-cold-blue-50: #e1fcfa;
  --color-cold-blue-100: #d0efee;
  --color-cold-blue-200: #b5dedc;
  --color-cold-blue-300: #90c3c1;
  --color-cold-blue-400: #6faba8;
  --color-cold-blue-500: #4c9491;
  --color-cold-blue-600: #427d7a;
  --color-cold-blue-700: #346462;
  --color-cold-blue-800: #254a47;
  --color-cold-blue-900: #193331;
  --color-cold-blue-950: #091f1d;
}

SCSS

$cold-blue: #92d3cf;
$cold-blue-rgb: 146, 211, 207;
$cold-blue-light: mix(#fff, $cold-blue, 20%);
$cold-blue-dark: mix(#000, $cold-blue, 20%);

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