The main difference between Adobe RGB and sRGB color space lies in the difference of development time and manufacturer. SRGB color space is a standard red, green and blue jointly developed by Hewlett-Packard Company and Microsoft Company in 1997 * *. Because of the strength of these two companies, their products occupy a high share in the market. AdobeRGB color space is a color space standard introduced by Adobe Company 1998, which is famous for developing Photoshop software in the United States. It has a broad color space and good color hierarchy expression. Compared with sRGB color space, it has another advantage: Adobe RGB also contains CMYK color space that sRGB does not completely cover. This makes Adobe RG8 color space have more obvious advantages in printing and other fields.