Popsugar Beauty Gray Hair How Do I Hide Gray Hair? The Best Way to Hide Gray Hair, According to Stylists 6 September, 2018 by Alaina Demopoulos View On One Page Photo 2 of 3 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 "If you have dark hair, I'd suggest getting a semi-permanent color," Hazan said. "It works almost like a stain — it's temporary and washes out." This option can last from four to five washes and isn't as harsh on hair as bleach. Previous Next Start Slideshow Gray HairBeauty InterviewBeauty How-ToHair