Cosmic turquoise, the color originally and <b>incorrectly</b> thought to describe the overall average color of the universe. The color was quickly corrected to the now accepted color of <a href="https://en.wikipedia.org/wiki/cosmic_latte" class="extiw" title="en:cosmic latte">en:cosmic latte</a>. Image taken from wayback machine archive of site <a rel="nofollow" class="external autonumber" href="https://web.archive.org/web/20020112171713/http://www.pha.jhu.edu/~kgb/cosspec/">[1]</a> and converted to png format.
The original uploader was <a href="https://en.wikipedia.org/wiki/User:Deglr6328" class="extiw" title="wikipedia:User:Deglr6328">Deglr6328</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>.
Transferred from <span class="plainlinks"><a class="external text" href="https://en.wikipedia.org">en.wikipedia</a></span> to Commons.