native-base/src/theme/components/pressable.ts

Essential cross-platform UI components for React Native

const baseStyle = (props: any) => {
  const { primary } = props.theme.colors;

  return {
    _focusVisible: {
      _web: {
        style: {
          outlineWidth: 0,
          boxShadow: `${primary[400]} 0px 0px 0px 2px`,
        },
      },
    },
    _dark: {
      _focusVisible: {
        _web: {
          style: {
            outlineWidth: 0,
            boxShadow: `${primary[500]} 0px 0px 0px 2px`,
          },
        },
      },
    },
  };
};

export default {
  baseStyle,
  defaultProps: {},
};