Configures the appearance adopted by a series point when a user pauses on it.
Specifies the color of series points in the hovered state.
Default Value: undefined
This option supports the following colors.
- Hexadecimal colors
- RGB colors
- RGBA colors
- Predefined/cross-browser color names
- Predefined SVG colors
Specfies the diameter of series points in the hovered state.
Default Value: 12