Washing machine control method and system capable of preventing color mixing and intelligent washing machine

The invention discloses a washing machine control method and system capable of preventing color mixing and an intelligent washing machine, and the method comprises the steps: obtaining the washing label information and color information of clothes through the photographing of a washing machine APP, uploading the information to an Internet of Things cloud platform for storage, and setting washing parameters for the clothes; the intelligent washing machine obtains washing label information and color information of washed clothes and reports the washing label information and the color information to the Internet of Things cloud platform; the Internet of Things cloud platform judges whether current washed clothes are suitable for shuffling with previous washed clothes or not, if not, an alarm is given out, and if yes, washing parameters of the washed clothes are obtained; the intelligent washing machine is started, and the internet-of-things cloud platform selects appropriate washing parameters for washing. The w