代码示例:(标识:ai_chartjs_bars_color)
<!DOCTYPE html>
<html>
<script src="/static/demo/html/js/Chart.js"></script>
<body>

<canvas id="myChart" style="width:100%;max-width:600px"></canvas>

<script>
var xValues = ["意大利", "法国", "西班牙", "美国", "阿根廷"];
var yValues = [55, 49, 44, 24, 15];
var barColors = ["blue"];

new Chart("myChart", {
  type: "bar",
  data: {
    labels: xValues,
    datasets: [{
      backgroundColor: barColors,
      data: yValues
    }]
  },
  options: {
    legend: {display: false},
    scales: {
      yAxes: [{
        ticks: {
          beginAtZero: true
        }
      }],
    }
  }
});
</script>

</body>
</html>
运行结果: