如何在MPAndroidChart的PieChart中设置颜色

implementation 'com.github.PhilJay:MPAndroidChart:v3.1.0'

<com.github.mikephil.charting.charts.PieChart
    android:id="@+id/pieChart"
    android:layout_width="match_parent"
    android:layout_height="match_parent" />

PieChart pieChart = findViewById(R.id.pieChart);

ArrayList<PieEntry> entries = new ArrayList<>();
entries.add(new PieEntry(30f, "Red"));
entries.add(new PieEntry(20f, "Blue"));
entries.add(new PieEntry(50f, "Green"));

PieDataSet dataSet = new PieDataSet(entries, "Colors");
dataSet.addColor(Color.RED);
dataSet.addColor(Color.BLUE);
dataSet.addColor(Color.GREEN);

PieData data = new PieData(dataSet);

pieChart.setData(data);
pieChart.setEntryLabelColor(Color.BLACK);
pieChart.animateXY(1000, 1000);