#008F7F

CSS

:root {
  --go-go-green: #008f7f;
  --go-go-green-rgb: 0 143 127;
  --go-go-green-oklch: oklch(0.583 0.105 181.3);
}

.element {
  color: var(--go-go-green);
  background-color: hsl(173 100% 28%);
  border-color: oklch(0.583 0.105 181.3);
}

Tailwind CSS v4

@theme {
  --color-go-go-green: #008f7f;
  --color-go-go-green-50: #d5fff8;
  --color-go-go-green-100: #c2f4eb;
  --color-go-go-green-200: #a1e3d9;
  --color-go-go-green-300: #76c9bd;
  --color-go-go-green-400: #4ab3a2;
  --color-go-go-green-500: #009c8a;
  --color-go-go-green-600: #008475;
  --color-go-go-green-700: #026a5e;
  --color-go-go-green-800: #034e43;
  --color-go-go-green-900: #03362e;
  --color-go-go-green-950: #00211b;
}

SCSS

$go-go-green: #008f7f;
$go-go-green-rgb: 0, 143, 127;
$go-go-green-light: mix(#fff, $go-go-green, 20%);
$go-go-green-dark: mix(#000, $go-go-green, 20%);

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