Amplified Hair Color - Semi-Permanent Hair Dye Cream Enchanted Forest is a deep teal green hair dye with blue undertones that gives hair dark, earthy tones. This color can give virgin, unbleached hair green tones, but for best results we recommend lightening hair to medium level 7 blonde or lighter before use. Semi-Permanent Hair Dye30% More Pigment than our High Voltage Classic ColorReady-to-Use Hair DyeLast 6-8 weeks on pre-lightened hairAvailable in 23+ Shades FAQ: Do I have to pre-lighten my hair before coloring? Applying Manic Panic hair color to pre-lightened hair is the best way to assure that you will achieve the vibrant results that you see on our color swatches. Lightening with our Flash Lightning Kits to a pale blonde (level 9-10) will give the most intense results.