C#颜色选择器，vs2017c#代码

E:\vs2017\c#颜色\CsharpColor\CsharpColor\bin\Debug\CsharpColor.exe.config E:\vs2017\c#颜色\CsharpColor\CsharpColor\bin\Debug\CsharpColor.exe E:\vs2017\c#颜色\CsharpColor\CsharpColor\bin\Debug\CsharpColor.pdb E:\vs2017\c#颜色\CsharpColor\CsharpColor\obj\Debug\CsharpColor.csprojAssemblyReference.cache E:\vs2017\c#颜色\CsharpColor\CsharpColor\obj\Debug\CsharpColor.Form1.resources E:\vs2017\c#颜色\CsharpColor\CsharpColor\obj\Debug\CsharpColor.Properties.Resources.resources E:\vs2017\c#颜色\CsharpColor\CsharpColor\obj\Debug\CsharpColor.csproj.GenerateResource.cache E:\vs2017\c#颜色\CsharpColor\CsharpColor\obj\Debug\CsharpColor.csproj.CoreCompileInputs.cache E:\vs2017\c#颜色\CsharpColor\CsharpColor\obj\Debug\CsharpColor.exe E:\vs2017\c#颜色\CsharpColor\CsharpColor\obj\Debug\CsharpColor.pdb