Which of the following is NOT one of the four fundamental elements that makes a programming language?

The four fundamental elements that make a programming language typically include the alphabet, syntax, semantics, and sometimes a fourth element like pragmatics or a similar concept.

The alphabet refers to the set of symbols or characters that can be used in the programming language, such as letters, digits, and special characters. Syntax involves the rules governing how those symbols can be combined to create valid statements or expressions. Semantics deals with the meanings of those statements—what happens when a particular statement is executed.

Colors, on the other hand, do not constitute a fundamental aspect of programming languages. While some programming languages might use colors in their syntax highlighting to aid programmers in readability and understanding, the concept of color itself is not inherent to the structure or functionality of a programming language. Thus, this option does not fit within the core elements of a programming language, confirming it as the correct answer.