#A05475

CSS

:root {
  --our-little-secret: #a05475;
  --our-little-secret-rgb: 160 84 117;
  --our-little-secret-oklch: oklch(0.546 0.108 353.8);
}

.element {
  color: var(--our-little-secret);
  background-color: hsl(334 31% 48%);
  border-color: oklch(0.546 0.108 353.8);
}

Tailwind CSS v4

@theme {
  --color-our-little-secret: #a05475;
  --color-our-little-secret-50: #ffe9f6;
  --color-our-little-secret-100: #ffdae9;
  --color-our-little-secret-200: #fbc2d6;
  --color-our-little-secret-300: #e5a1b9;
  --color-our-little-secret-400: #d083a3;
  --color-our-little-secret-500: #bc668b;
  --color-our-little-secret-600: #9f5776;
  --color-our-little-secret-700: #80455e;
  --color-our-little-secret-800: #5e3246;
  --color-our-little-secret-900: #422231;
  --color-our-little-secret-950: #2a111d;
}

SCSS

$our-little-secret: #a05475;
$our-little-secret-rgb: 160, 84, 117;
$our-little-secret-light: mix(#fff, $our-little-secret, 20%);
$our-little-secret-dark: mix(#000, $our-little-secret, 20%);

.element {
  color: $our-little-secret;
  box-shadow: 0 0 0 2px rgba($our-little-secret, 0.35);
}