Google Logo
RE: colors and shapes
From Wikipedia "
On September 1, 2015, Google introduced a controversial "new logo and identity family" designed to work across multiple devices.[12][13] The notable difference in the logo is the change in the typeface. The colors remain the same, however, Google switched to a modern, geometric sans-serif typeface called Product Sans, created in-house at Google
https://en.wikipedia.org/wiki/Google_logo
The Google logo has four primary colors in a row then it’s broken by a secondary color. This was entirely intentional. Google wanted to show that they don’t play by the rules and are also playful without making the symbol bulky. To do that, they just used simple letters and colors.