Yellow Petal

CSS

:root {
  --yellow-petal: #f0e74b;
  --yellow-petal-rgb: 240 231 75;
  --yellow-petal-oklch: oklch(0.908 0.169 106);
}

.element {
  color: var(--yellow-petal);
  background-color: hsl(57 85% 62%);
  border-color: oklch(0.908 0.169 106);
}

Tailwind CSS v4

@theme {
  --color-yellow-petal: #f0e74b;
  --color-yellow-petal-50: #f9fac1;
  --color-yellow-petal-100: #ededab;
  --color-yellow-petal-200: #dbda82;
  --color-yellow-petal-300: #c0be4b;
  --color-yellow-petal-400: #aca300;
  --color-yellow-petal-500: #978a00;
  --color-yellow-petal-600: #7f7500;
  --color-yellow-petal-700: #665d00;
  --color-yellow-petal-800: #4d4400;
  --color-yellow-petal-900: #352f00;
  --color-yellow-petal-950: #211b00;
}

SCSS

$yellow-petal: #f0e74b;
$yellow-petal-rgb: 240, 231, 75;
$yellow-petal-light: mix(#fff, $yellow-petal, 20%);
$yellow-petal-dark: mix(#000, $yellow-petal, 20%);

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