Modular Scale Typography Typography feels cohesive when all font sizes are related to each other through a single mathematical ratio. Without a scale, sizes get picked arbitrarily and the result feels visually noisy — headings that don't contrast enough, body text too close in size to captions, labels that blend into content. What Is a Modular Scale A modular scale starts from a base size and multiplies or divides by a ratio to generate every size in the system. Every size is thus a deliberate step away from the base — not a guess. Choosing a Ratio | Ratio | Name | Feel | Good for | |---|---|…