Computer Science for IGCSE & O level - Data Representation (Section 9 - No. 47)

Which of the following is most commonly used for defining colors in HTML?

Color names (e.g., red)

RGB values (e.g., rgb(255,0,0))

Hexadecimal color codes (e.g., #FF0000)

All of the above

All options are valid methods for defining colors in HTML.