#2C356B

CSS

:root {
  --good-karma: #2c356b;
  --good-karma-rgb: 44 53 107;
  --good-karma-oklch: oklch(0.351 0.094 273.5);
}

.element {
  color: var(--good-karma);
  background-color: hsl(231 42% 30%);
  border-color: oklch(0.351 0.094 273.5);
}

Tailwind CSS v4

@theme {
  --color-good-karma: #2c356b;
  --color-good-karma-50: #edf4ff;
  --color-good-karma-100: #dee6ff;
  --color-good-karma-200: #c8d2fd;
  --color-good-karma-300: #a9b4e8;
  --color-good-karma-400: #8c9bd6;
  --color-good-karma-500: #7281c4;
  --color-good-karma-600: #616da6;
  --color-good-karma-700: #4d5885;
  --color-good-karma-800: #374063;
  --color-good-karma-900: #252c45;
  --color-good-karma-950: #14192d;
}

SCSS

$good-karma: #2c356b;
$good-karma-rgb: 44, 53, 107;
$good-karma-light: mix(#fff, $good-karma, 20%);
$good-karma-dark: mix(#000, $good-karma, 20%);

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