Lemon Butter

CSS

:root {
  --lemon-butter: #fce99f;
  --lemon-butter-rgb: 252 233 159;
  --lemon-butter-oklch: oklch(0.933 0.095 95.5);
}

.element {
  color: var(--lemon-butter);
  background-color: hsl(48 94% 81%);
  border-color: oklch(0.933 0.095 95.5);
}

Tailwind CSS v4

@theme {
  --color-lemon-butter: #fce99f;
  --color-lemon-butter-50: #fcf6d7;
  --color-lemon-butter-100: #f0e9c5;
  --color-lemon-butter-200: #dfd5a7;
  --color-lemon-butter-300: #c4b880;
  --color-lemon-butter-400: #af9e5a;
  --color-lemon-butter-500: #998532;
  --color-lemon-butter-600: #82712c;
  --color-lemon-butter-700: #685a23;
  --color-lemon-butter-800: #4d4117;
  --color-lemon-butter-900: #362d0f;
  --color-lemon-butter-950: #211a03;
}

SCSS

$lemon-butter: #fce99f;
$lemon-butter-rgb: 252, 233, 159;
$lemon-butter-light: mix(#fff, $lemon-butter, 20%);
$lemon-butter-dark: mix(#000, $lemon-butter, 20%);

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