Change bg color with color picker

I need to add a addon website to change color bagcground for each menu of my website menu. the backgroud color will need using color picker which choose using color picker by admin. Over view task : THe background menu need updateable bg color in Main menu - Home Menu bg color - New arrival Menu bg color - Sale Menu bg color - Usefull Menu info bg color - Shipping cost Menu bg color - My Account Menu bg color - Main Category Menu bg color - Sub Categoru1 Menu bg color - Sub category 2 Menu bg color - Addtocart Button need to be updateable by admin cms - Logo website need to be updatable by admin cms For more detail you can check the attachment pptx ( all task include in 9 slides ) ================ IMPORTANT ================ - No advance payment,only full payment after delivered and bug free. - If you can deliver on time and bug free, GUARANTEE next assignment will be yours. - Updateable person is a MUST. - Skype require - ONLY bidding within BUDJET. Overprice will be ignore