The company introduced the colorful "G" icon back in 2015; originally, the "g" was lowercase, and white on a blue background. If you enjoyed this story, be sure to follow Mashable on MSN.

At the time, the company changed its wordmark to a typeface called Product Sans and the icon from the lowercase white "g" on a blue background to the color-block "G," according to 9to5Google.

Google is testing showing blue map pins and gray map icons in the search listings. Sergey posted on Twitter a screen shot of a Google Maps result set that shows a blue pin instead of the red pin.