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<html><head><style>p.ex1 { border: 2px solid black; outline-style: solid; outline-color: hsl(0, 100%, 50%); /* red */}p.ex2 { border: 2px solid black; outline-style: dotted; outline-color: hsl(240, 100%, 50%); /* blue */}p.ex3 { border: 2px solid black; outline-style: solid; outline-color: hsl(0, 0%, 73%); /* grey */}</style></head><body><h2>The outline-color Property</h2><p>The color of the outline can also be specified using HSL values:</p><p class="ex1">A solid red outline.</p><p class="ex2">A dotted blue outline.</p><p class="ex3">A solid grey outline.</p></body></html>