ant-design/components/icon/demo/custom.tsx

import React from 'react';
import Icon, { HomeOutlined } from '@ant-design/icons';
import type { CustomIconComponentProps } from '@ant-design/icons/lib/components/Icon';
import { Space } from 'antd';

const HeartSvg = () => (
  <svg width="1em" height="1em" fill="currentColor" viewBox="0 0 1024 1024">
    <path d="M923 283.6c-13.4-31.1-32.6-58.9-56.9-82.8-24.3-23.8-52.5-42.4-84-55.5-32.5-13.5-66.9-20.3-102.4-20.3-49.3 0-97.4 13.5-139.2 39-10 6.1-19.5 12.8-28.5 20.1-9-7.3-18.5-14-28.5-20.1-41.8-25.5-89.9-39-139.2-39-35.5 0-69.9 6.8-102.4 20.3-31.4 13-59.7 31.7-84 55.5-24.4 23.9-43.5 51.7-56.9 82.8-13.9 32.3-21 66.6-21 101.9 0 33.3 6.8 68 20.3 103.3 11.3 29.5 27.5 60.1 48.2 91 32.8 48.9 77.9 99.9 133.9 151.6 92.8 85.7 184.7 144.9 188.6 147.3l23.7 15.2c10.5 6.7 24 6.7 34.5 0l23.7-15.2c3.9-2.5 95.7-61.6 188.6-147.3 56-51.7 101.1-102.7 133.9-151.6 20.7-30.9 37-61.5 48.2-91 13.5-35.3 20.3-70 20.3-103.3 0.1-35.3-7-69.6-20.9-101.9z" />
  </svg>
);

const PandaSvg = () => (
  <svg viewBox="0 0 1024 1024" width="1em" height="1em" fill="currentColor">
    <path
      d="M99.096 315.634s-82.58-64.032-82.58-132.13c0-66.064 33.032-165.162 148.646-148.646 83.37 11.91 99.096 165.162 99.096 165.162l-165.162 115.614zM924.906 315.634s82.58-64.032 82.58-132.13c0-66.064-33.032-165.162-148.646-148.646-83.37 11.91-99.096 165.162-99.096 165.162l165.162 115.614z"
      fill="#6B676E"
    />
    <path
      d="M1024 561.548c0 264.526-229.23 429.42-512.002 429.42S0 826.076 0 561.548 283.96 66.064 512.002 66.064 1024 297.022 1024 561.548z"
      fill="#FFEBD2"
    />
    <path
      d="M330.324 842.126c0 82.096 81.34 148.646 181.678 148.646s181.678-66.55 181.678-148.646H330.324z"
      fill="#E9D7C3"
    />
    <path
      d="M644.13 611.098C594.582 528.516 561.55 512 512.002 512c-49.548 0-82.58 16.516-132.13 99.096-42.488 70.814-78.73 211.264-49.548 247.742 66.064 82.58 165.162 33.032 181.678 33.032 16.516 0 115.614 49.548 181.678-33.032 29.18-36.476-7.064-176.93-49.55-247.74z"
      fill="#FFFFFF"
    />
    <path
      d="M611.098 495.484c0-45.608 36.974-82.58 82.58-82.58 49.548 0 198.194 99.098 198.194 165.162s-79.934 144.904-148.646 99.096c-49.548-33.032-132.128-148.646-132.128-181.678zM412.904 495.484c0-45.608-36.974-82.58-82.58-82.58-49.548 0-198.194 99.098-198.194 165.162s79.934 144.904 148.646 99.096c49.548-33.032 132.128-148.646 132.128-181.678z"
      fill="#6B676E"
    />
    <path
      d="M512.002 726.622c-30.06 0-115.614 5.668-115.614 33.032 0 49.638 105.484 85.24 115.614 82.58 10.128 2.66 115.614-32.944 115.614-82.58-0.002-27.366-85.556-33.032-115.614-33.032z"
      fill="#464655"
    />
    <path
      d="M330.324 495.484m-33.032 0a33.032 33.032 0 1 0 66.064 0 33.032 33.032 0 1 0-66.064 0Z"
      fill="#464655"
    />
    <path
      d="M693.678 495.484m-33.032 0a33.032 33.032 0 1 0 66.064 0 33.032 33.032 0 1 0-66.064 0Z"
      fill="#464655"
    />
  </svg>
);

const HeartIcon = (props: Partial<CustomIconComponentProps>) => (
  <Icon component={HeartSvg} {...props} />
);

const PandaIcon = (props: Partial<CustomIconComponentProps>) => (
  <Icon component={PandaSvg} {...props} />
);

const App: React.FC = () => (
  <Space>
    <HeartIcon style={{ color: 'hotpink' }} />
    <PandaIcon style={{ fontSize: '32px' }} />
    <Icon component={HomeOutlined as React.ForwardRefExoticComponent<any>} />
    <HomeOutlined />
  </Space>
);

export default App;