That's a cool color - it turns brown in the water. We have it as well, if you look at our colorants you can see an example of what it looks like with less colorant - more of a purple, but it still changes in the water. Crayfish does something along the same lines. Another cool color (it was new to me) is Blue Crawfish. I don't like the color out of the water, but in the water it looks really good, and most important the fish seem to really like it!
Here's the Blue Crawfish:
