If you're going as Tauriel for Halloween you can use this tutorial. I hope you like it!
Steps
Keep your hair long.
Tauriel has very long, beautiful hair. If you want to be more like her than keep your hair long. It doesn't have to be as long as her hair, but if you short hair, extensions are a great option to look like her
Try and stay away from the sun.
Tauriel is also very pale, so try and stay away from tanning. If you are naturally tan, then body paint is a wonderful option. Makeup companies like Mac and Bobbi Brown make these types of paint. You could also go to your local Halloween store for a cheaper alternative
Find knee high boots like Tauriels.
Tauriel is often seen with her boots. Any knee high boots will work. You could also DIY the stitching on her boots.
Find an outfit like hers.
Tauriel always wears a green dress with brown sleeves and tights. You could use a shirt and skirt too. Just make sure that you have the brown sleeves and tights.
Keep a quiver with you
Tauriel is always ready to shoot her bow. If you're going as her for Halloween, you could just buy a fake bow and arrow at your local Halloween store. You can also either make or buy a quiver to put the bows in.
Wear minimal makeup.
Tauriel only wears some foundation, contour, and a very minimal amount of mascara. Don't overdo the makeup. Also if you want to, you could watch a makeup tutorial on YouTube.
You're done!
Now you can go out into the streets looking like Tauriel Mirkwood