scale.labels.colorString
The text color of the labels. Any valid CSS color string will work here, including hex and rgb.
Example
<div id="gauge"></div>
<script>
$("#gauge").kendoLinearGauge({
pointer: {
value: 30
},
scale: {
min: 0,
max: 50,
labels: {
color: "#9c27b0"
}
}
});
</script>