I have trouble choosing a favorite color. Colors don't stay put.
For instance, look at this color:
Doesn't it look like different colors when it is surrounded by other colors?
When my daughters were little, a favorite game was to ask me about my favorite color. Since it changed every few minutes, they could wait a minute and ask me again. And again. And again. I've had some really great favorite colors. and some pretty terrible ones, too.
Here is my current favorite color:
At least it was until about a second ago; I think it just changed. Try pressing "refresh" or "reload" on your browser to update the page. You should see what my favorite color is at this moment.