| <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 500"> |
| <filter id="saturate-back"> |
| <feColorMatrix in="SourceGraphic" type="saturate" values="1"/> |
| </filter> |
| <g filter="url(#saturate-back)"> |
| <rect x="-3500" y="0" width="3950" height="100%" fill="green"/> |
| <rect x="550" y="0" width="3950" height="100%" fill="green"/> |
| </g> |
| <!-- Ensure the edges of the rectangles are sharp after clamping the filter image and scaling it up --> |
| <rect x="450" y="0" width="100" height="100%" fill="none" stroke="white" stroke-width="10"/> |
| </svg> |