Definitely. Everyone can pretty much give opinions on what's pretty and what's not if you ask them. Or even if you don't ask them. This is why designers have to deal with relatively a lot more inputs, politics and decision making deadlocks.

To put it simply, my mom will not be able to tell you whether your codes are scalable but she can definitely tell you why she prefers pink as opposed to white on those toggle buttons (or why the dropdown animation is confusing).