Checker Burr

<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 500 500" width="100%"><defs><pattern id="blob-pattern" patternUnits="userSpaceOnUse" width="20" height="20"><path d="M0 0H9V9H0ZM10 10H19V19H10Z" fill="#1e8fe5" fill-rule="evenodd"/></pattern></defs><path d="M410.5,283Q408,316,400.5,354.5Q393,393,342,371.5Q291,350,270.5,407Q250,464,209.5,454.5Q169,445,142.5,414.5Q116,384,139,335Q162,286,82.5,268Q3,250,20.5,206Q38,162,72,134Q106,106,154.5,121Q203,136,226.5,146.5Q250,157,290,106.5Q330,56,346,97Q362,138,370.5,167.5Q379,197,396,223.5Q413,250,410.5,283Z" fill="url(#blob-pattern)"/></svg>

.blob {
  width: 500px;
  height: 500px;
  clip-path: path("M410.5,283Q408,316,400.5,354.5Q393,393,342,371.5Q291,350,270.5,407Q250,464,209.5,454.5Q169,445,142.5,414.5Q116,384,139,335Q162,286,82.5,268Q3,250,20.5,206Q38,162,72,134Q106,106,154.5,121Q203,136,226.5,146.5Q250,157,290,106.5Q330,56,346,97Q362,138,370.5,167.5Q379,197,396,223.5Q413,250,410.5,283Z");
}

/**
 * Blob — generated by blobs.app.
 *
 * Drop this file into your project and render <Blob /> anywhere.
 */
import { useId } from 'react';

export interface BlobProps {
  /** Rendered width and height. A number is treated as px. Defaults to 100%. */
  size?: number | string;
  /** Class name for the root svg element. */
  className?: string;
  /** Accessible name. Without it the graphic is hidden from assistive tech. */
  title?: string;
}

export function Blob({ size = '100%', className, title }: BlobProps) {
  // Unique per instance, so two blobs on one page never share a def id.
  const uid = useId().replace(/[^a-zA-Z0-9]/g, '');
  const titleId = `blob-title-${uid}`;
  const patternId = `blob-pattern-${uid}`;

  return (
    <svg
      xmlns="http://www.w3.org/2000/svg"
      viewBox="0 0 500 500"
      width={size}
      height={size}
      className={className}
      role={title ? 'img' : undefined}
      aria-labelledby={title ? titleId : undefined}
      aria-hidden={title ? undefined : true}
    >
      {title ? <title id={titleId}>{title}</title> : null}
      <defs>
        <pattern id={patternId} patternUnits="userSpaceOnUse" width="20" height="20">
          <path d="M0 0H9V9H0ZM10 10H19V19H10Z" fill="#1e8fe5" fillRule="evenodd" />
        </pattern>
      </defs>
      <path
        d="M410.5,283Q408,316,400.5,354.5Q393,393,342,371.5Q291,350,270.5,407Q250,464,209.5,454.5Q169,445,142.5,414.5Q116,384,139,335Q162,286,82.5,268Q3,250,20.5,206Q38,162,72,134Q106,106,154.5,121Q203,136,226.5,146.5Q250,157,290,106.5Q330,56,346,97Q362,138,370.5,167.5Q379,197,396,223.5Q413,250,410.5,283Z"
        fill={`url(#${patternId})`}
      />
    </svg>
  );
}

export default Blob;

// Generated by blobs.app.
//
// Paint the blob:
//   CustomPaint(painter: BlobPainter(), size: const Size(300, 300))
//
// Or clip a widget to it:
//   ClipPath(clipper: BlobClipper(), child: child)

import 'dart:ui' as ui;

import 'package:flutter/material.dart';

/// The blob outline, scaled from its 500x500 design space to [size].
Path buildBlobPath(Size size) {
  final double sx = size.width / 500.0;
  final double sy = size.height / 500.0;
  final Path path = Path();
  path.moveTo(410.5 * sx, 283.0 * sy);
  path.quadraticBezierTo(408.0 * sx, 316.0 * sy, 400.5 * sx, 354.5 * sy);
  path.quadraticBezierTo(393.0 * sx, 393.0 * sy, 342.0 * sx, 371.5 * sy);
  path.quadraticBezierTo(291.0 * sx, 350.0 * sy, 270.5 * sx, 407.0 * sy);
  path.quadraticBezierTo(250.0 * sx, 464.0 * sy, 209.5 * sx, 454.5 * sy);
  path.quadraticBezierTo(169.0 * sx, 445.0 * sy, 142.5 * sx, 414.5 * sy);
  path.quadraticBezierTo(116.0 * sx, 384.0 * sy, 139.0 * sx, 335.0 * sy);
  path.quadraticBezierTo(162.0 * sx, 286.0 * sy, 82.5 * sx, 268.0 * sy);
  path.quadraticBezierTo(3.0 * sx, 250.0 * sy, 20.5 * sx, 206.0 * sy);
  path.quadraticBezierTo(38.0 * sx, 162.0 * sy, 72.0 * sx, 134.0 * sy);
  path.quadraticBezierTo(106.0 * sx, 106.0 * sy, 154.5 * sx, 121.0 * sy);
  path.quadraticBezierTo(203.0 * sx, 136.0 * sy, 226.5 * sx, 146.5 * sy);
  path.quadraticBezierTo(250.0 * sx, 157.0 * sy, 290.0 * sx, 106.5 * sy);
  path.quadraticBezierTo(330.0 * sx, 56.0 * sy, 346.0 * sx, 97.0 * sy);
  path.quadraticBezierTo(362.0 * sx, 138.0 * sy, 370.5 * sx, 167.5 * sy);
  path.quadraticBezierTo(379.0 * sx, 197.0 * sy, 396.0 * sx, 223.5 * sy);
  path.quadraticBezierTo(413.0 * sx, 250.0 * sy, 410.5 * sx, 283.0 * sy);
  path.close();
  return path;
}

class BlobPainter extends CustomPainter {
  const BlobPainter();

  @override
  void paint(Canvas canvas, Size size) {
    final Path path = buildBlobPath(size);
    // Pattern and image fills are not supported in this exporter; use the SVG export.
    final Paint paint = Paint()
      ..isAntiAlias = true
      ..color = const Color(0xFF1E8FE5);
    canvas.drawPath(path, paint);
  }

  @override
  bool shouldRepaint(covariant BlobPainter oldDelegate) => false;
}

/// Clips any widget to the same shape: ClipPath(clipper: BlobClipper(), ...).
class BlobClipper extends CustomClipper<Path> {
  const BlobClipper();

  @override
  Path getClip(Size size) => buildBlobPath(size);

  @override
  bool shouldReclip(covariant CustomClipper<Path> oldClipper) => false;
}