@adobe/spectrum-css/dist/components/rule/multiStops/light.css

The Spectrum CSS top-level backwards compatible package

.spectrum--light .spectrum-Rule--large {
  background-color: rgb(75, 75, 75);
}
.spectrum--light .spectrum-Rule--medium {
  background-color: rgb(225, 225, 225);
}
.spectrum--light .spectrum-Rule--small {
  background-color: rgb(225, 225, 225);
}