@devoinc/genesys-tokens/dist/tokens/component/layout/Table/table__head-cell-separator.json

Design tokens generator

{
  "cmp": {
    "table": {
      "headCellSeparator": {
        "color": {
          "background": {
            "after": {
              "value": "{alias.color.border.separator.base.weak.value}"
            }
          }
        }
      }
    }
  }
}