很硬性的转换,谁知道更好的忘不吝赐教啊。

        /// <summary>

        /// String To Color

        /// </summary>

        /// <param name="color">例如#FFFF0000，红色</param>

        /// <returns></returns>

        public Color ReturnColorFromString(string color)

        {

            //#FFFF0000,A,R,G,B。

            color = color.Substring(1, color.Length - 1);

            string alpha = color.Substring(0, 2);

            string red = color.Substring(2, 2);

            string green = color.Substring(4, 2);

            string blue = color.Substring(6, 2);

            byte alphaByte = Convert.ToByte(alpha, 16);

            byte redByte = Convert.ToByte(red, 16);

            byte greenByte = Convert.ToByte(green, 16);

            byte blueByte = Convert.ToByte(blue, 16);

            return Color.FromArgb(alphaByte, redByte, greenByte, blueByte);

        }

        public static Color ToColor(this string colorName)

        {

            if (colorName.StartsWith("#"))

                colorName = colorName.Replace("#", string.Empty);

            var v = int.Parse(colorName, System.Globalization.NumberStyles.HexNumber);

            return new Color

            {

                A = Convert.ToByte((v >> 24) & 255),

                R = Convert.ToByte((v >> 16) & 255),

                G = Convert.ToByte((v >> 8) & 255),

                B = Convert.ToByte((v >> 0) & 255)

            };

        }