There’s something about Instagram that just makes things look so bright and colorful. Whether you’re using it to document your day-to-day life or to show off your creative side, there’s no doubt that it can be a great way to show off your personality and creativity. One way to add some extra color to your Instagram posts is by using rainbow letters. This easy technique can be used in any post, but is especially effective when used in photos of people or things. To start, take a picture of something that you love and use rainbow lettering to write out the name of the product or person in the photo. For example, if you’re a fan of makeup, you might write “Makeup” in red and green letters on a white background. If you like art, you might use rainbow lettering to create designs on photos of people or objects. If you want to make sure that your letters are as bright as possible, try using lightbulbs as props in your posts. You can also use light fixtures or other pieces of furniture to create interesting lighting effects. Just make sure that the light doesn’t damage the lettering too much! If you’re feeling creative and want to try out this simple technique for yourself, be sure to post some examples of your best work on Instagram today!