#EBEBE5

CSS

:root {
  --gin-tonic: #ebebe5;
  --gin-tonic-rgb: 235 235 229;
  --gin-tonic-oklch: oklch(0.938 0.008 106.6);
}

.element {
  color: var(--gin-tonic);
  background-color: hsl(60 13% 91%);
  border-color: oklch(0.938 0.008 106.6);
}

Tailwind CSS v4

@theme {
  --color-gin-tonic: #ebebe5;
  --color-gin-tonic-50: #f5f5f3;
  --color-gin-tonic-100: #e8e8e5;
  --color-gin-tonic-200: #d4d4d1;
  --color-gin-tonic-300: #b7b8b3;
  --color-gin-tonic-400: #9f9f99;
  --color-gin-tonic-500: #878781;
  --color-gin-tonic-600: #72726d;
  --color-gin-tonic-700: #5b5b57;
  --color-gin-tonic-800: #43423f;
  --color-gin-tonic-900: #2e2e2c;
  --color-gin-tonic-950: #1b1b19;
}

SCSS

$gin-tonic: #ebebe5;
$gin-tonic-rgb: 235, 235, 229;
$gin-tonic-light: mix(#fff, $gin-tonic, 20%);
$gin-tonic-dark: mix(#000, $gin-tonic, 20%);

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