[css-color-4] The given channel is multiplied by the given value. What does it mean?

https://drafts.csswg.org/css-color/#hsl-hwb-adjusters
> If the operator is *, the given channel is multiplied by the given value.

There is example of usage in spec: `lightness(*150%)`.

When I write
```css
color(hsl(0, 25%, 50%) lightness(*150%))
```
it should be the same as
```css
hsl(0, 31.25%, 50%)
```
?