option = { xAxis: { type: 'category', data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'] }, yAxis: { type: 'value' }, series: [{ data: [120, 200, 150, -80, -70, -110, -130], type: 'bar', itemStyle: { normal: { color: function (params) { var colorList = [ '#00AEAE', '#00AEAE', '#00AEAE', '#F3A43B', '#F3A43B','#F3A43B','#F3A43B' ]; return colorList[params.dataIndex] } } }, }] };