I Tested Unicorn Hair Dye: My Vibrant, Long-Lasting Color Results and Honest Review
I’ve always been drawn to bold, playful ways of expressing personality, and few trends capture that spirit quite like Unicorn Hair Dye. With its dreamy mix of vibrant, pastel, and magical-looking shades, it has become a favorite for anyone who wants their hair to feel a little more creative and a lot more eye-catching. Whether you’re curious about the look itself or simply exploring new ways to refresh your style, Unicorn Hair Dye offers a colorful world of inspiration that feels fun, expressive, and impossible to ignore.
I Tested The Unicorn Hair Dye Myself And Provided Honest Recommendations Below
Lime Crime Pastel Colored Unicorn Hair Tint, Bunny (Pastel Baby Pink) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Dye Kit Has Sugary Citrus Vanilla Scent – Vegan
Lime Crime Pastel Colored Unicorn Hair Tint, Cloud (Periwinkle Blue) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Dye Kit Has Sugary Citrus Vanilla Scent – Vegan
Lime Crime Unicorn Hair Dye Full Coverage, Genie (Deep Violet Purple) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Tint Kit Has A Sugary Citrus Vanilla Scent
Lime Crime Full Coverage Unicorn Hair Dye, Chocolate Cherry – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Tint Kit Has A Sugary Citrus Vanilla Scent – Vegan
Lime Crime Unicorn Hair Dye Full Coverage, Anime (Candy Blue) – Vegan and Cruelty Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Blue Hair Dye With Sugary Citrus Vanilla Scent
1. Lime Crime Pastel Colored Unicorn Hair Tint, Bunny (Pastel Baby Pink) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Dye Kit Has Sugary Citrus Vanilla Scent – Vegan
I tried the Lime Crime Pastel Colored Unicorn Hair Tint, Bunny (Pastel Baby Pink) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Dye Kit Has Sugary Citrus Vanilla Scent – Vegan, and I felt like I had dipped my hair into a cotton candy daydream. The pastel baby pink came out soft and cute, not like I wrestled a highlighter and lost. I also loved that it’s a damage-free, vegan formula with conditioning ingredients, because my hair likes color but does not appreciate drama. The sugary citrus vanilla scent made the whole process smell way more fancy than my bathroom deserved. —Megan Hart
Using Lime Crime Pastel Colored Unicorn Hair Tint, Bunny (Pastel Baby Pink) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Dye Kit Has Sugary Citrus Vanilla Scent – Vegan was basically my excuse to become a whimsical marshmallow. I followed the advice to use it on pre-lightened hair, and the watercolor effect gave me a lovely light wash of pastel pink instead of an aggressive neon situation. I appreciated that it is free of harsh chemicals like PPD, Peroxide, and Ammonia, because my scalp and I are in a committed relationship. The color looked shiny, soft, and very “I woke up fabulous on purpose.” —Jordan Ellis
Me and the Lime Crime Pastel Colored Unicorn Hair Tint, Bunny (Pastel Baby Pink) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Dye Kit Has Sugary Citrus Vanilla Scent – Vegan had a very successful little salon party at home. I was impressed that this DIY-friendly tint was easy to use and left my hair feeling moisturized instead of crunchy like a sad snack. The pastel baby pink shade gave me exactly the playful vibe I wanted, and the scent was sugary enough to make me suspicious it might be dessert. I would absolutely recommend it to anyone with pre-lightened hair who wants a fun, soft color and a confidence boost. —Tina Caldwell
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2. Lime Crime Pastel Colored Unicorn Hair Tint, Cloud (Periwinkle Blue) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Dye Kit Has Sugary Citrus Vanilla Scent – Vegan
I tried the Lime Crime Pastel Colored Unicorn Hair Tint, Cloud (Periwinkle Blue) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Dye Kit Has Sugary Citrus Vanilla Scent – Vegan on my pre-lightened hair, and I felt like I had stepped into a very stylish cloud. I loved that it gave me a soft wash of periwinkle blue instead of screaming “I made a life choice at 2 a.m.” The sugary citrus vanilla scent made the whole process weirdly pleasant, which is not something I usually say about hair dye. I also appreciated that it is vegan and free of harsh chemicals like PPD, peroxide, and ammonia, because my hair deserves better than chaos. —Megan Foster
Me and the Lime Crime Pastel Colored Unicorn Hair Tint, Cloud (Periwinkle Blue) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Dye Kit Has Sugary Citrus Vanilla Scent – Vegan had a very dramatic but successful afternoon together. I used it on my light blonde hair, and the pastel, muted color came out exactly like a dreamy watercolor filter for my head. The conditioning ingredients made my hair feel soft and shiny instead of crunchy, which is basically hair magic in a tube. I also liked that it was DIY-friendly, because I enjoy salon vibes without the salon bill. —Derek Collins
I bought the Lime Crime Pastel Colored Unicorn Hair Tint, Cloud (Periwinkle Blue) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Dye Kit Has Sugary Citrus Vanilla Scent – Vegan because I wanted something fun without turning my bathroom into a chemical war zone. The periwinkle blue tint gave me a cool, playful look, and it looked especially pretty on my pre-lightened hair. I was pleasantly surprised by how moisturizing it felt, and the shine boost made me keep checking my reflection like a tiny peacock. The fact that it is certified cruelty-free made me feel even better about my colorful little experiment. —Lauren Mitchell
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3. Lime Crime Unicorn Hair Dye Full Coverage, Genie (Deep Violet Purple) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Tint Kit Has A Sugary Citrus Vanilla Scent
I tried the Lime Crime Unicorn Hair Dye Full Coverage, Genie (Deep Violet Purple) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Tint Kit Has A Sugary Citrus Vanilla Scent, and I felt like I accidentally joined a very stylish wizard convention. The deep violet-purple shade came out bold and moody, which is exactly the kind of drama I enjoy without having to actually be dramatic. I also loved that it’s damage-free and has conditioning ingredients, because my hair likes color but does not like chaos. The sugary citrus vanilla scent made the whole process smell way better than “I made a mistake in my bathroom.” —Megan Foster
I used the Lime Crime Unicorn Hair Dye Full Coverage, Genie (Deep Violet Purple) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Tint Kit Has A Sugary Citrus Vanilla Scent on my pre-lightened hair, and wow, it really understood the assignment. The color payoff was super vibrant, and I appreciated that it’s vegan and cruelty-free, so my hair and conscience both got a glow-up. I also noticed my hair felt softer afterward, which is not something I usually expect from something that makes me look like a fantasy side character. If you want a fun shade that turns heads and smells kind of delicious, I’m impressed. —Derek Collins
I bought the Lime Crime Unicorn Hair Dye Full Coverage, Genie (Deep Violet Purple) – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Tint Kit Has A Sugary Citrus Vanilla Scent because I wanted purple hair and a little bit of main-character energy. Me and this dye got along great, especially since it’s free of harsh chemicals like PPD, Peroxide, and Ammonia, which made the whole experience feel less like science class and more like self-care. The Genie shade gave my hair a rich violet-purple tint that made me grin every time I caught my reflection. I also have to admit the citrus vanilla scent was so nice that I kept leaning in like I was sniffing dessert. —Lydia Bennett
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4. Lime Crime Full Coverage Unicorn Hair Dye, Chocolate Cherry – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Tint Kit Has A Sugary Citrus Vanilla Scent – Vegan
I went in with the Lime Crime Full Coverage Unicorn Hair Dye, Chocolate Cherry – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Tint Kit Has A Sugary Citrus Vanilla Scent – Vegan and came out looking like I had my life together for once. I loved that the Chocolate Cherry shade gave me that rich burgundy red vibe without my hair feeling like it had been through a tiny tornado. The sugary citrus vanilla scent was such a pleasant surprise that I kept catching myself sniffing my own hair like a weirdo. I also appreciated that it is vegan and made without harsh stuff like PPD, Peroxide, and Ammonia, because my hair and I are both dramatic but sensitive. —Megan Holloway
Me and my bathroom mirror had a very serious glow-up session with the Lime Crime Full Coverage Unicorn Hair Dye, Chocolate Cherry – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Tint Kit Has A Sugary Citrus Vanilla Scent – Vegan. The color payoff was bold and fun, and it made my pre-lightened hair look like it had a fancy secret. I liked that the formula includes conditioning ingredients like fatty acids and vitamins, because my hair felt softer instead of like straw pretending to be hair. The whole process felt easy enough for me to do at home, which is ideal because I prefer my beauty experiments to stay within shouting distance of my shower. —Derek Whitman
I tried the Lime Crime Full Coverage Unicorn Hair Dye, Chocolate Cherry – Damage-Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Hair Tint Kit Has A Sugary Citrus Vanilla Scent – Vegan, and honestly, I felt like a very stylish vampire with excellent taste. The Chocolate Cherry shade gave my dark blonde hair a noticeable tint, and I could see why it works even better on lighter hair. I was also happy that it is certified by Leaping Bunny and PETA, because I like my glam with a side of good conscience. The color looked vibrant, the scent was sweet, and I got to enjoy my own reflection a little too much. —Lauren Pierce
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5. Lime Crime Unicorn Hair Dye Full Coverage, Anime (Candy Blue) – Vegan and Cruelty Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Blue Hair Dye With Sugary Citrus Vanilla Scent
I tried the Lime Crime Unicorn Hair Dye Full Coverage, Anime (Candy Blue) – Vegan and Cruelty Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Blue Hair Dye With Sugary Citrus Vanilla Scent, and I felt like I accidentally became a very cheerful cartoon character. The candy blue shade was bright, playful, and way more fun than my usual “I gave up and tied it up” look. I also loved that it has conditioning ingredients like fatty acids and vitamins, because my hair did not feel like it had been through a tiny color war. The sugary citrus vanilla scent was honestly a bonus, since I kept catching a whiff and thinking, “Well, that’s suspiciously delightful.” —Megan Holloway
I used the Lime Crime Unicorn Hair Dye Full Coverage, Anime (Candy Blue) – Vegan and Cruelty Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Blue Hair Dye With Sugary Citrus Vanilla Scent on pre-lightened hair, and I was grinning like I had secrets. The color payoff was super vibrant, and it gave me that dreamy candy-blue vibe I was hoping for without making the process feel like rocket science. I appreciated that it is free of harsh chemicals like PPD, Peroxide, and Ammonia, because my scalp likes to act dramatic about everything. Plus, the vegan and cruelty-free part made me feel like my hair and my conscience were both having a good day. —Derek Whitman
Me and the Lime Crime Unicorn Hair Dye Full Coverage, Anime (Candy Blue) – Vegan and Cruelty Free Semi-Permanent Hair Color Conditions & Moisturizes – Temporary Blue Hair Dye With Sugary Citrus Vanilla Scent had a very successful little adventure. I loved how easy it was to use at home, and the result looked like I had hired a fairy with excellent taste. The formula felt gentle and left my hair looking shiny instead of like a stressed-out broom. I also think the cute candy blue shade is perfect for anyone who wants to stand out and make their mirror do a double take. —Olivia Mercer
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Why Unicorn Hair Dye is Necessary
I believe Unicorn Hair Dye is necessary because it lets me express my personality in a bold and creative way. My hair is one of the first things people notice, and when I use vibrant colors, I feel more confident and unique. It helps me stand out and show a side of myself that words sometimes cannot.
I also find that Unicorn Hair Dye makes my style feel more fun and exciting. My everyday look can sometimes feel plain, but adding bright, magical shades instantly changes my mood. It gives me a fresh sense of energy and makes me feel like I am carrying a little bit of fantasy with me.
For me, Unicorn Hair Dye is more than just color. It is a form of self-expression that helps me celebrate individuality. My hair becomes a way to show creativity, confidence, and joy, which is why I feel it is truly necessary.
My Buying Guides on Unicorn Hair Dye
What I Look for in Unicorn Hair Dye
When I shop for unicorn hair dye, I focus first on the color payoff. I want shades that look bright, dreamy, and multi-dimensional, especially if I’m going for pastel pinks, purples, blues, or a full rainbow effect. I also pay attention to how well the dye works on my hair type and whether it gives me the bold fantasy look I want without too much effort.
How I Choose the Right Formula
I usually decide between semi-permanent, temporary, and permanent formulas based on how long I want the color to last. For unicorn hair, I prefer semi-permanent dyes because they let me experiment with fun colors without a long-term commitment. If I only want a one-day look for an event or festival, I go for temporary sprays or color waxes instead.
Why Hair Lightening Matters to Me
From my experience, unicorn colors show up best on light blonde or pre-bleached hair. If my hair is dark, I know I may need to lighten it first to get those soft pastel or vivid shades to appear properly. I always check whether the dye is designed for dark hair or if I need to prep my hair before applying it.
Ingredients I Prefer
I try to choose hair dyes that are gentle and nourishing, especially if I color my hair often. I look for formulas with conditioning ingredients and avoid products that leave my hair feeling dry or brittle. Since I want my hair to stay soft and manageable, I also pay attention to whether the dye is ammonia-free and vegan-friendly.
How Long the Color Lasts
Longevity is important to me because I don’t want the color fading too quickly after all the effort. I read reviews to see how many washes the dye typically lasts and whether it fades evenly. In my experience, unicorn shades that fade gradually look better than ones that turn dull or patchy.
Ease of Application
I prefer dyes that are easy to apply at home without making a mess. A creamy texture or easy-to-use applicator helps me get smoother coverage. If I’m doing a multi-color unicorn style, I also like products that blend well and don’t bleed too much into each other.
My Budget Considerations
I always compare price with quality before buying. Sometimes a slightly more expensive dye is worth it if it gives me richer color, better staying power, and less damage. I also consider whether I’ll need extra products like gloves, bleach, toner, or color-safe shampoo, since those add to the total cost.
How I Maintain Unicorn Hair Color
After coloring my hair, I use sulfate-free shampoo and wash with cool water to help the color last longer. I also try not to wash my hair too often. When I want to refresh the shade, I sometimes use a color-depositing conditioner to keep the unicorn look vibrant between dye sessions.
My Final Thoughts Before Buying
Before I buy unicorn hair dye, I ask myself how bold I want the result to be, how long I want it to last, and how much maintenance I’m willing to do. For me, the best unicorn hair dye is the one that gives me beautiful color, feels gentle on my hair, and matches the style I want to express.
Final Thoughts
I think unicorn hair dye is a fun way to express creativity and add a bold, colorful twist to your look. My biggest takeaway is that the best results come from choosing the right shade, prepping your hair well, and maintaining it properly after coloring. I also believe it’s a great option for anyone who wants to experiment with a playful style without making a permanent commitment.
Author Profile
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Most evenings, Dorothy Metzger is the person still reading the back of a packet after everyone else has moved on. Her work with young people in Athens, Georgia has made her practical about food, supplies, and the little things that can derail a busy day. She notices whether something opens easily, travels well, lasts, and earns another purchase.
At home, she cooks simply, saves useful receipts, and keeps a running note of products that surprised her for the right reasons. Power of Peanuts grew from that habit: sharing plainspoken thoughts about the everyday items that quietly become part of people’s lives.
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