Celebs like Blake Lively were rocking colors so bold they almost hurt your eyes.

Undertones play a huge part in how your skin tone reacts to certain colors.

Warm undertones are yellow for fair skin, and peachy or golden in olive and darker skin tones.

Woman doing peace sign

Cooler skin tones will look better in some neons than others, and vice versa.

Fun and flirty, these two shades will illuminate you from within.

However, you should stay away from some of the more highlighter-esque shades.

Adele smiling

Other great colors for cool-toned and fair-skinned people are bright berry colors like magenta (viaLive About).

A good example of a celeb with fair skin and a cool undertone is Adele (viaPeople).

Remember, your actual skin color doesn’t affect your undertone.

Claire Danes smiling

Lighter skin can have warm undertones, and darker skin can have cool ones.

An example of a celeb with fair skin but warm undertones is Claire Danes (viaElle).

If you have most of these things, you have warm undertones.

Halle Berry smiling

Bright coral, orange, and yellow are your key shades (viaShe Knows).

An example of a celeb with medium dark skin and a warm undertone is Halle Berry (viaPeople).

This means you liked have a dark skin tone with cool undertones (viaPeople).

Lupita Nyongo’o dark lipstick

Lupita Nyong’o is a great example of someone with dark skin and cool undertones.

Another great example of a deep-skinned celebrity with cool undertones is model Alek Wek.

Neutral skin isn’t one or the other, but a mixture of both cool and warm tones.

Natalie Portman smiling

You will also suit neon peach or neon green (viaPaintbox).

An example of a celeb with a neutral undertone is Natalie Portman (viaElle).

Kerry Washington is also a great example of a celeb with darker skin but a neutral undertone.