Adding vibrancy to the sky

So now I'm going to grab some color that relates to the sky color that I see, and what I chose before was a kind of blue-green color. I could use more blue-green or I could push it a little further with a vibrant color that's a little less green. It almost has a little more purple in it. And see how that works on top of this. And sometimes, you can test the color to see if it looks good. And in this case, I like it. I may also do a gradation here, so that there is a variation as I already have established of dark to light. And again, I don't want to completely cover up what's under there. So I'm really trying to rub the color into the surface. And we start to have bands of color. You can see it gets really brown through here. I'm going to grab a slightly lighter tone, and blend that in. So there's still a gradation. And you can still see some of that warm neutral tone underneath. This would be by no means a vibrant piece, but we're adding some more vibrant color, this pure blue. It's…