#C62B00

CSS

:root {
  --piment-piquant: #c62b00;
  --piment-piquant-rgb: 198 43 0;
  --piment-piquant-oklch: oklch(0.538 0.195 33.6);
}

.element {
  color: var(--piment-piquant);
  background-color: hsl(13 100% 39%);
  border-color: oklch(0.538 0.195 33.6);
}

Tailwind CSS v4

@theme {
  --color-piment-piquant: #c62b00;
  --color-piment-piquant-50: #ffe2cf;
  --color-piment-piquant-100: #ffd1bb;
  --color-piment-piquant-200: #ffb59a;
  --color-piment-piquant-300: #ff8f6f;
  --color-piment-piquant-400: #fc694a;
  --color-piment-piquant-500: #eb3e14;
  --color-piment-piquant-600: #c63616;
  --color-piment-piquant-700: #a02c12;
  --color-piment-piquant-800: #781d0f;
  --color-piment-piquant-900: #541309;
  --color-piment-piquant-950: #380400;
}

SCSS

$piment-piquant: #c62b00;
$piment-piquant-rgb: 198, 43, 0;
$piment-piquant-light: mix(#fff, $piment-piquant, 20%);
$piment-piquant-dark: mix(#000, $piment-piquant, 20%);

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