A digital agency logo design should be a visual representation of the company's core values, mission, and objectives. It should be an eye-catching symbol that tells a story about the agency and captures the attention of potential customers. The design should be simple, modern, and professional, giving the logo a timeless look that stands out in a crowded marketplace. The logo should be scalable and able to be used across different mediums, such as websites, business cards, and merchandise. The colours used should be vibrant and eye-catching, while still being professional and appropriate for the digital agency. A good digital agency logo design should be memorable and recognizable, helping customers to easily recall the agency when needed.