The Messenger of Allah ﷺ forbade men from using saffron dye.
حدثنا يونس حدثنا حماد يعني ابن زيد عن عبد العزيز
نهى رسول الله ﷺ الرجال عن المزعفر
No references are available.
Its isnad is sahih. Bukhari narrated the hadith in 10/304, no. 5846, Fath al-Bari, in the Book of Clothing, chapter on the prohibition of using saffron, and Tirmidhi in 5/121, no. 2815, in the Book of Manners, chapter on the dislike of using saffron, and he said, hasan sahih.