Looking for a vibrant and long-lasting neon blue hair color? Look no further than Manic Panic's Electric Sky Blue Hair Dye. This semi-permanent hair color is perfect for those who want to make a bold statement with their locks. Made with vegan and cruelty-free ingredients, this hair dye not only adds a pop of color to your hair, but also nourishes and conditions it. Plus, with its UV-reactive properties, you'll be glowing even in the dark. Get ready to turn heads with this electrifying blue shade.1. Manic Panic Electric Sky Blue Hair Dye
If you want a more muted blue shade, try Arctic Fox's Aquamarine hair color. This semi-permanent dye is a gorgeous light blue that is perfect for achieving a pastel look. Made with only vegan and cruelty-free ingredients, this hair color not only looks amazing, but is also safe for your hair. It's also long-lasting and fades gracefully, so you won't have to worry about any brassy tones. Plus, a percentage of every purchase goes towards animal charities, so you can feel good about your purchase.2. Arctic Fox Semi-Permanent Hair Color in Aquamarine
For an intense and bold neon blue, Special Effects' Blue Mayhem hair dye is the way to go. This semi-permanent hair color is known for its vibrant and long-lasting results, even on dark hair. Its conditioning formula helps to nourish and protect your hair while also adding a bold burst of color. This dye is also vegan and cruelty-free, making it a great option for those with sensitive scalps or who are conscious about the products they use.3. Special Effects Blue Mayhem Hair Dye
Ready to go all out with your hair color? Splat's Blue Envy hair dye kit has everything you need to achieve a bright and bold neon blue look. This kit includes bleach, color, and gloves, making it easy for you to do at home. The semi-permanent hair color is long-lasting and vibrant, and can even be mixed with other Splat colors to create your own unique shade. Get ready to unleash your rebellious side with this daring blue hair dye.4. Splat Rebellious Colors Complete Hair Color Kit in Blue Envy
For a professional-grade neon blue hair color, look no further than Pravana's ChromaSilk Vivids in Blue Topaz. This vibrant and bold shade is perfect for those who want a show-stopping look. The dye is also long-lasting and fades gracefully, so you won't have to worry about any brassy tones. Plus, it's made with vegan and cruelty-free ingredients, so you can feel good about using it on your hair.5. Pravana ChromaSilk Vivids in Blue Topaz
Joico's Intensity Semi-Permanent Hair Color in Cobalt Blue is the perfect shade for those who want a deep and rich neon blue. This dye is known for its vibrant and long-lasting results, even on dark hair. Its formula is also nourishing and conditioning, so you can achieve a stunning blue shade while also taking care of your locks. Plus, it's easy to use at home and is made with vegan and cruelty-free ingredients.6. Joico Intensity Semi-Permanent Hair Color in Cobalt Blue
Take your blue hair to the next level with Punky Colour's Atlantic Blue hair dye. This semi-permanent hair color is a bold and intense shade of blue that is sure to turn heads. Made with only vegan and cruelty-free ingredients, this dye is gentle on your hair while also delivering vibrant and long-lasting results. It's also easy to use at home and can be mixed with other Punky Colour shades to create your own unique look.7. Punky Colour Semi-Permanent Hair Color in Atlantic Blue
Unleash your inner unicorn with Lime Crime's Unicorn Hair Dye in Anime. This semi-permanent hair color is a bright and bold neon blue that is perfect for those who want to make a statement. Made with vegan and cruelty-free ingredients, this dye not only looks amazing, but is also gentle on your hair. Its conditioning formula helps to nourish and protect your locks while also delivering vibrant and long-lasting color.8. Lime Crime Unicorn Hair Dye in Anime
Looking for a unique and edgy blue hair color? Good Dye Young's Blue Ruin is the perfect shade for you. This semi-permanent hair color is a beautiful blend of blue and purple, creating a stunning and dimensional look. Made with vegan and cruelty-free ingredients, this dye is gentle on your hair while also delivering vibrant and long-lasting results. Plus, a portion of every purchase goes towards supporting mental health charities, so you can feel good about your purchase.9. Good Dye Young Semi-Permanent Hair Color in Blue Ruin
For a bright and bold neon blue, Sparks' Electric Blue hair dye is a top choice. This long-lasting semi-permanent hair color is known for its vibrant and pigmented results, even on dark hair. Its conditioning formula helps to nourish and protect your hair while also delivering a stunning blue shade. Plus, it's made with vegan and cruelty-free ingredients, making it a great option for those with sensitive scalps or who are conscious about the products they use.10. Sparks Long-Lasting Bright Hair Color in Electric Blue