#4AA9A8

CSS

:root {
  --twilight-meadow: #4aa9a8;
  --twilight-meadow-rgb: 74 169 168;
  --twilight-meadow-oklch: oklch(0.678 0.089 194.3);
}

.element {
  color: var(--twilight-meadow);
  background-color: hsl(179 39% 48%);
  border-color: oklch(0.678 0.089 194.3);
}

Tailwind CSS v4

@theme {
  --color-twilight-meadow: #4aa9a8;
  --color-twilight-meadow-50: #d9fefe;
  --color-twilight-meadow-100: #c6f2f2;
  --color-twilight-meadow-200: #a8e1e1;
  --color-twilight-meadow-300: #7fc6c6;
  --color-twilight-meadow-400: #57afae;
  --color-twilight-meadow-500: #239898;
  --color-twilight-meadow-600: #218180;
  --color-twilight-meadow-700: #1b6767;
  --color-twilight-meadow-800: #114c4a;
  --color-twilight-meadow-900: #0b3534;
  --color-twilight-meadow-950: #00201f;
}

SCSS

$twilight-meadow: #4aa9a8;
$twilight-meadow-rgb: 74, 169, 168;
$twilight-meadow-light: mix(#fff, $twilight-meadow, 20%);
$twilight-meadow-dark: mix(#000, $twilight-meadow, 20%);

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