Yes, it is a dilute calico!
No. Calico is often large areas of white with two other colours, usually orange and black. The Calico colouring can be found in many different breeds of cat. If a cat is just orange and white, it is not a calico. The coat colour is likely a Red (orange) Tabby and White.
Some examples of rare calico cat colors include dilute calico (pale gray, cream, and white), chocolate calico (brown, orange, and white), and smoke calico (black, gray, and white).
A gray and white calico cat has a unique coat pattern with patches of gray and white fur, often with some spots of other colors like black or orange. Calico cats are typically female and have a tricolor pattern, making them easily recognizable.
A calico cat usually has brown, orange, gray and black patches on its back with the chest and underbelly being white. A calico cat is usually, but not always, a female. The cat that you have described could be called tortoise shell.
A calico cat typically has a coat that is a mix of white, black, and orange colors.
Usually it will be black or orange, or black or orange with white. It will almost never be calico or a mixture of black and orange.
A calico cat's coat typically has a mix of white, black, and orange colors.
The different variations of cat fur color include black, white, gray, orange, brown, and combinations of these colors such as calico and tabby.
A calico cat is a cat that is white, orange, and black. "Calico" is the term that describes a cat with these colours; it is not a breed name. Cats with the calico colouring can be many different breeds.
A Calico Cat
An albino calico cat has a lack of pigmentation in its fur, making it appear white with patches of orange and black. This is different from other calico cats, which have a mix of white, orange, and black fur.
a calico cat is defined by its white. if it has no white, it is not a calico but a tortiseshell.