While interviewing users may seem to be an easy task — “You are just asking some questions, and the interviewee gives some answers, and that’s it, right?” Well, not really.
Interviews
User Interview: How To Ask Good Questions — UX Knowledge Base Sketches
Colour contrast between text and background is important on web pages. It affects some people’s ability to perceive the information (in other words to be able to receive the information visually).