this tutorial is old and deprecated! this code might break at some point. read more rainbow text <span class="rainbow" >rainbow text</span> <style> .rainbow{animation:rainbow 0.5s linear infinite} @keyframes rainbow{0%{color:#f54242}25%{color:#f2bf3f}50%{color:#61eb3b}75%{color:#2895ed}100%{color:#f54242}} </style> you can even replace the blink tag with it :D <blink>blink text</blink> <style> blink{animation:rainbow 0.5s linear infinite} @keyframes rainbow{0%{color:#f54242}25%{color:#f2bf3f}50%{color:#61eb3b}75%{color:#2895ed}100%{color:#f54242}} </style>