KdanCommon/Helpers/ColorCodeExtension.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Windows.UI;

namespace KdanCommon.Helpers
{
    public static class ColorCodeExtension
    {
        public static Color ToColor(this string hex)
        {
            byte a = 255;
            byte r = 0;
            byte g = 0;
            byte b = 0;
            if (hex.StartsWith("#"))
            {
                hex = hex.Replace("#", string.Empty);
                if (hex.Length == 8)
                {
                    a = (byte)(Convert.ToUInt32(hex.Substring(0, 2), 16));
                    r = (byte)(Convert.ToUInt32(hex.Substring(2, 2), 16));
                    g = (byte)(Convert.ToUInt32(hex.Substring(4, 2), 16));
                    b = (byte)(Convert.ToUInt32(hex.Substring(6, 2), 16));
                }
                else if (hex.Length == 6)
                {
                    r = (byte)(Convert.ToUInt32(hex.Substring(0, 2), 16));
                    g = (byte)(Convert.ToUInt32(hex.Substring(2, 2), 16));
                    b = (byte)(Convert.ToUInt32(hex.Substring(4, 2), 16));
                }
            }
            return Color.FromArgb(a, r, g, b);
        }
    }
}