```css



.stacked-radial {
  background:
    radial-gradient(
      circle at 50% 0,
      rgb(255 0 0 / 50%),
      rgb(255 0 0 / 0%) 70.71%
    ),
    radial-gradient(
      circle at 6.7% 75%,
      rgb(0 0 255 / 50%),
      rgb(0 0 255 / 0%) 70.71%
    ),
    radial-gradient(
        circle at 93.3% 75%,
        rgb(0 255 0 / 50%),
        rgb(0 255 0 / 0%) 70.71%
      ) beige;
  border-radius: 50%;
}
```