using System;

using System.Collections.Generic;

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

public class Program

{

    public static void Main()

    {

        string json = @"

        { 

            ""stops"": 

            [

                [0.1, ""#55BF3B""],

                [0.5, ""#DDDF0D""],

                [0.9, ""#DF5353""]

            ]

        }";

​

        RootObject obj = JsonConvert.DeserializeObject<RootObject>(json);

        foreach (Stop stop in obj.Stops)

        {

            Console.WriteLine("Value: " + stop.Value);

            Console.WriteLine("Color: " + stop.Color);

            Console.WriteLine();

        }

​

        json = JsonConvert.SerializeObject(obj, Formatting.Indented);

        Console.WriteLine(json);

    }

}

​

class RootObject

{

    [JsonProperty("stops")]

    public List<Stop> Stops { get; set; }

}

​

[JsonConverter(typeof(StopConverter))]

public class Stop

{

    public decimal Value { get; set; }

    public string Color { get; set; }

}

​

class StopConverter : JsonConverter

{

    public override bool CanConvert(Type objectType)

    {

        return (objectType == typeof(Stop));

    }

​

    public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)

    {

        JArray ja = JArray.Load(reader);

        Stop stop = new Stop();

        stop.Value = (decimal)ja[0];

        stop.Color = (string)ja[1];

        return stop;

    }

​

    public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)

    {

        JArray ja = new JArray();

        Stop stop = (Stop)value;

        ja.Add(stop.Value);

        ja.Add(stop.Color);

        ja.WriteTo(writer);

    }

}