[data-swatch]::before {
  background-color: rgba(var(--text-color) / 0.08);
}

[data-swatch="noir"]:before { background-color: #000000}[data-swatch="blanc"]:before { background-color: #ffffff}[data-swatch="gris"]:before { background-color: #b5b5b5}[data-swatch="sandstone"]:before { background-color: #d2ccba}[data-swatch="espresso"]:before { background-color: #4b3d2f}