Bug report

Steps to reproduce

1. Open http://material-components.github.io/material-components-web-catalog/#/component/radio
2. Hover over an unselected radio button

Actual behavior

Ripple color is set to secondary for unselected radio button.

Expected behavior

Expected grey ripple color on unselected radio button.

Screenshots

Your Environment:

Additional context

This fix should be fixed along with Feature Target work where all states are set to separate ripple target element.