Version

5.3.0

Link to Minimal Reproduction

• No response*

Steps to Reproduce

option = {
  xAxis: {
    type: 'category',
    data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
  },
  legend:{
   itemHeight: 8,
    textStyle: {
      color: '#8492A6',
      fontSize: 12,
      lineHeight: 20
    }
  },
  yAxis: {
    type: 'value'
  },
  series: [
    {
      name:'金额',
      data: [120, 200, 150, 80, 70, 110, 130],
      type: 'bar'
    },
     {
      name:'金额',
      data: [120, 200, 150, 80, 70, 110, 130],
      type: 'line'
    }
  ]
};

Current Behavior

Expected Behavior

I want the chart to show two different color types of legend's labels

Environment

- OS:window10:
- Browser:chrome 84.0.4147.125
- Framework:Vue@2

Any additional comments?

Encountered when encapsulating Echarts-based components