revision:
It specifies the range where the gauge's value is considered to be a low value. The low attribute value must be greater than the "min attribute" value, and it also must be less than the "high" and "max attribute" values. The low attribute can be used on the <meter> element.
<meter low="number"></meter>
Attribute values: it contains a floating point value and used to specify the low value of a gauge. If unspecified, or if less than the minimum value, the low value is equal to the minimum value.
<p class="spec"><label for="anna">Anna's score:
<meter id="anna" min="0" low="40" high="90" max="100" value="95"></meter></p>
<p class="spec"><label for="peter">Peter's score:</label>
<meter id="peter" min="0" low="40" high="90" max="100" value="65"></meter></p>
<p class="spec"><label for="linda">Linda's score:</label>
<meter id="linda" min="0" low="40" high="90" max="100" value="35"></meter></p>
Sachin's score:
Laxman's score:
<p class="spec">Sachin's score:
<meter value="2" low="3" min="0" max="10" high="6">5 out of 10</meter></p>
<p class="spec">Laxman's score:
<meter value="0.5" low="0.3" max="1.0" min="0" high="0.6">50% from 100%</meter></p>