Try red. Or blue.
gray brown and white
Dark gray.
You can mix black and white together to create the color gray. The more black you add, the darker the gray will be, and the more white you add, the lighter the gray will be.
Brown!
a porpoise's color depends on its type. the main colors of a porpoise is brown to gray and lighter brown, gray, but usually white on the belly.
gray,brown or blue
Brown
red,gray and brown
Taupe.
Gnus are brown or black.
dark gray, brown, greenish
either gray or brown