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!
gray,brown or blue
Taupe.
Brown
red,gray and 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.
Gnus are brown or black.
dark gray, brown, greenish
either gray or brown