<?xml version="1.0" encoding="UTF-8"?>
<svg width="16" height="16" viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg">
  <rect width="16" height="16" fill="#1a237e"/>
  <rect x="2" y="2" width="12" height="12" fill="#3f51b5" rx="1"/>
  <rect x="4" y="4" width="8" height="8" fill="#5c6bc0" rx="0.5"/>
  <text x="8" y="10.5" text-anchor="middle" fill="white" font-family="serif" font-size="6" font-weight="bold">L2</text>
</svg>