Chart.js의 막대 그래프로 색으로 구분하는 방법

Chart.js의 막대 그래프는 색으로 구분할 수 없다＼(^o^)／

완성 미리보기

방법

1163       ctx.beginPath();
1164       ctx.fillStyle = this.fillColor;
1165       ctx.strokeStyle = this.strokeColor;
1166       ctx.lineWidth = this.strokeWidth;
|
2002               fillColor : dataset.fillColor,
2004               highlightFill : dataset.highlightFill || dataset.fillColor,
2005               highlightStroke : dataset.highlightStroke || dataset.strokeColor

1163       ctx.beginPath();
+- 1164    ctx.fillStyle = this.fillColor[this.index];
+- 1165    ctx.strokeStyle = this.strokeColor[this.index];
1166       ctx.lineWidth = this.strokeWidth;
|
2002               fillColor : dataset.fillColor,
+ 2003             index : index,
2004               highlightFill : dataset.highlightFill || dataset.fillColor,
2005               highlightStroke : dataset.highlightStroke || dataset.strokeColor

var ctx = document.getElementById("chart").getContext("2d");
var data = {
      labels : ["January","February","March","April","May","June","July"],
      datasets : [
        {
          fillColor   : [
            "rgba(131,185,206,0.5)",
            "rgba(131,185,206,0.5)",
            "rgba(131,185,206,0.5)",
            "rgba(131,185,206,0.5)",
            "rgba(246,133,124,0.5)",
            "rgba(246,133,124,0.5)",
            "rgba(206,195,73,0.5)"
          ],
          strokeColor : [
            "rgba(131,185,206,1)",
            "rgba(131,185,206,1)",
            "rgba(131,185,206,1)",
            "rgba(131,185,206,1)",
            "rgba(246,133,124,1)",
            "rgba(246,133,124,1)",
            "rgba(206,195,73,1)"
          ],
          data : [65,59,90,81,56,55,40]
        }
      ]
}
chart = new Chart(ctx).Bar(data);

끝에