The invention discloses novel fluorescent textile dye. The novel fluorescent textile dye is prepared from the following raw materials in parts by weight: 35-85 parts of polyamide resin, 25-65 parts ofphthalocyanine dye, 12-60 parts of a wetting dispersant, 12-36 parts of a light stabilizer and 5-15 parts of an antioxidant, wherein the phthalocyanine dye is one or more of tetrasulfonyl metal phthalocyanine dye, sulfonated phthalocyanine dye and zinc phthalocyanine dye. Thus, the novel fluorescent textile dye has low production cost and good stability after coloring, the coloring process is simple, the dye is mainly used for coloring cotton textiles, has good visual effect and rich color types after dyeing and can be used for printing and dyeing various fire-fighting safety fabrics.