Cosmetic color detection method

The invention discloses a color detection method for cosmetics. The method comprises the following specific steps: S1, training a region selection model; s2, shooting a to-be-tested sample, and extracting a video stream and a to-be-tested sample picture; s3, automatically framing a pressed powder region picture for intercepting the to-be-tested sample picture by adopting the region selection model obtained by training in the step S1; s4, selecting a central area of the pressed powder area; s5, carrying out denoising processing on pixels in the central area; s6, carrying out mean value calculation on the pixels of the denoised central region to obtain an RGB value; and S7, comparing the RGB value calculated in the step S6 with the RGB value of the existing color number in the database. According to the invention, a digital means is matched with a D65 international standard colorimetric lamp box, uniform standard and efficient color detection is carried out on a large number of samples in the cosmetic productio