#83B7BA

CSS

:root {
  --misty-cold-sea: #83b7ba;
  --misty-cold-sea-rgb: 131 183 186;
  --misty-cold-sea-oklch: oklch(0.744 0.055 200.6);
}

.element {
  color: var(--misty-cold-sea);
  background-color: hsl(183 28% 62%);
  border-color: oklch(0.744 0.055 200.6);
}

Tailwind CSS v4

@theme {
  --color-misty-cold-sea: #83b7ba;
  --color-misty-cold-sea-50: #e4fafc;
  --color-misty-cold-sea-100: #d4eef0;
  --color-misty-cold-sea-200: #badcde;
  --color-misty-cold-sea-300: #97c0c4;
  --color-misty-cold-sea-400: #78a9ab;
  --color-misty-cold-sea-500: #589195;
  --color-misty-cold-sea-600: #4b7b7e;
  --color-misty-cold-sea-700: #3c6265;
  --color-misty-cold-sea-800: #2b4849;
  --color-misty-cold-sea-900: #1d3233;
  --color-misty-cold-sea-950: #0d1e1f;
}

SCSS

$misty-cold-sea: #83b7ba;
$misty-cold-sea-rgb: 131, 183, 186;
$misty-cold-sea-light: mix(#fff, $misty-cold-sea, 20%);
$misty-cold-sea-dark: mix(#000, $misty-cold-sea, 20%);

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