Java tutorial
//package com.java2s; import android.graphics.Color; import java.util.Random; public class Main { public static int generateRandomColour(long seed) { Random random = new Random(seed); int color = Color.argb(random.nextInt(), random.nextInt(), random.nextInt(), random.nextInt()); float[] hsv = new float[3]; Color.colorToHSV(color, hsv); //Adjust the saturation value, less than 1 is darker, greater than 1 is brighter hsv[2] *= 0.8; return Color.HSVToColor(hsv); } }