Generating distinctly different RGB colors

gistfile1.cs

using System.Drawing;
using System.Globalization;

public class ColorGenerator
{
    // Color values taken from http://stackoverflow.com/a/309193
    private static string[] ColourValues = new string[] { 
    "FF0000", "00FF00", "0000FF", "FFFF00", "FF00FF", "00FFFF", "000000", 
    "800000", "008000", "000080", "808000", "800080", "008080", "808080", 
    "C00000", "00C000", "0000C0", "C0C000", "C000C0", "00C0C0", "C0C0C0", 
    "400000", "004000", "000040", "404000", "400040", "004040", "404040", 
    "200000", "002000", "000020", "202000", "200020", "002020", "202020", 
    "600000", "006000", "000060", "606000", "600060", "006060", "606060", 
    "A00000", "00A000", "0000A0", "A0A000", "A000A0", "00A0A0", "A0A0A0", 
    "E00000", "00E000", "0000E0", "E0E000", "E000E0", "00E0E0", "E0E0E0", 
    };

    public string Get(int index)
    {
        return ColourValues[index % ColourValues.Length];
    }

    public Color GetColor(int index)
    {
        return Color.FromArgb(int.Parse("78" + Get(index), NumberStyles.HexNumber));
    }

    public string[] Colors
    {
        get { return ColourValues; }
    }
}