Popsugar Beauty Hair 9 Hair Colour Ideas and Trends To Try In 2021, Say the Pros The Pros Have Spoken: These Are the 9 Hair Colour Trends to Bookmark in 2021 11 December 2020 by Kelsey Castañon View On One Page Photo 17 of 27 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 17 2021 Hair Colour Trend: Rouge Previous Next Start Slideshow HairBest Of 2021Hair ColorBeauty TrendsHair Trends