color on the fields values on the chart

[DataOrg]

I Had tried "charting.fieldscolor" option but color is not applying to the the bar graph.

Pls help in applying color to the bar

<row>
    <panel>
      <chart>
        <title>Result Count By</title>
         <query>|search</query>
          <earliest>-24h@h</earliest>
          <latest>now</latest>
        </search>
        <option name="charting.axisTitleX.visibility">collapsed</option>
        <option name="charting.axisTitleY.visibility">collapsed</option>
        <option name="charting.axisY.scale">log</option>
        <option name="charting.chart">bar</option>
        <option name="charting.chart.showDataLabels">all</option>
        <option name="charting.chart.stackMode">default</option>
        <option name="charting.drilldown">all</option>
        <option name="charting.fieldColors">{"Data_Entry_Time": 0x66cc66, "Bad": 0xcccc66, "Ugly": 0xcc6666}</option>
        <option name="charting.layout.splitSeries">0</option>
        <option name="charting.legend.placement">none</option>
        <option name="height">332</option>
        <option name="link.exportResults.visible">0</option>
        <option name="link.inspectSearch.visible">0</option>
        <option name="link.openPivot.visible">0</option>
        
        <option name="refresh.display">progressbar</option>
        <option name="refresh.link.visible">0</option>
        <drilldown>
          <set token="SELECTED">$row.Rule$</set>
          <set token="NAME">$row.Name$</set>
        </drilldown>
      </chart>
          </panel>
  </row>

[to4kawa · Accepted solution]

sample:

<dashboard>
  <label>bar chart color</label>
  <row>
    <panel>
      <chart>
        <search>
          <query>| tstats count where index=_internal sourcetype=splunkd* by sourcetype
| xyseries sourcetype sourcetype count</query>
          <earliest>-24h@h</earliest>
          <latest>now</latest>
          <sampleRatio>1</sampleRatio>
        </search>
        <option name="charting.chart">bar</option>
        <option name="charting.fieldColors">{"splunkd:0x00FF00,"splunkd_ui_access":0xFF0000,"splunkd_access":0xFF00FF}</option>
      </chart>
    </panel>
  </row>
</dashboard>

how about  xyseries ?