naive-ui/styles/themes/light/components/TimePicker.scss

@mixin setup-light-time-picker {
  $--time-picker-background-color: $--n-dialog-color !global;
  $--time-picker-text-color: (
    'default': $--n-secondary-text-color,
    'active': $--n-primary-color
  ) !global;
  $--time-picker-item-background-color: change-color($--n-primary-color, $alpha: .15) !global;
  $--time-picker-divider-color: $--n-divider-color !global;
  $--time-picker-box-shadow: 0px 2px 12px 0px rgba(0, 0, 0, 0.18) !global;
}