#71B7CE

CSS

:root {
  --blue-martini: #71b7ce;
  --blue-martini-rgb: 113 183 206;
  --blue-martini-oklch: oklch(0.742 0.078 221);
}

.element {
  color: var(--blue-martini);
  background-color: hsl(195 49% 63%);
  border-color: oklch(0.742 0.078 221);
}

Tailwind CSS v4

@theme {
  --color-blue-martini: #71b7ce;
  --color-blue-martini-50: #defbff;
  --color-blue-martini-100: #cdeefb;
  --color-blue-martini-200: #b1dced;
  --color-blue-martini-300: #8bc1d5;
  --color-blue-martini-400: #68a9bf;
  --color-blue-martini-500: #4292aa;
  --color-blue-martini-600: #397b90;
  --color-blue-martini-700: #2e6373;
  --color-blue-martini-800: #1f4955;
  --color-blue-martini-900: #14323b;
  --color-blue-martini-950: #051e25;
}

SCSS

$blue-martini: #71b7ce;
$blue-martini-rgb: 113, 183, 206;
$blue-martini-light: mix(#fff, $blue-martini, 20%);
$blue-martini-dark: mix(#000, $blue-martini, 20%);

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