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A typeface specimen for Diagramma, a geometric sans-serif with deep-join characteristics, displayed across nine weights with italics on a high-contrast dark background.
Summary
A typeface specimen for Diagramma, a geometric sans-serif with deep-join characteristics, displayed across nine weights with italics on a high-contrast dark background.
Visual description
Dark background with bold white headline text dominating the upper half. The word "Diagramma" (with trademark symbol) is typeset in the font itself, rendered in large weight with clean geometric letterforms. The secondary text "a Geometric Neo-Grotesk with Deep Joins" splits the word "Deep" into bright blue to highlight a key typographic feature. Lower left corner shows credits (Designed by Harmlessless Type, All Rights Reserved 2020, with Harmlessless Type Worldwide attribution). Middle section displays specimen details: 9 weights, italics, 100-900 weight range, OpenType features, 880+ glyphs. A small circular logo appears in the lower right. The bottom half showcases the full weight and style range: Thin, Extra Light, Light, Regular, Medium, Semi Bold, Bold, Ultra Bold, and Black, with italics listed below each weight name in clean, evenly spaced typography. Light gray background with small "2020" date notation.
Key takeaway
The clear visual hierarchy that uses color (blue accent) to draw attention to a specific technical feature without breaking the minimalist approach. The organized weight-grid layout efficiently demonstrates a typeface's full range in a compact space. The use of negative space and clean typography to let the letterforms themselves be the design.
Reuse notes
Excellent reference for designing type specimens, especially for geometric sans-serifs. Works well for showcasing a typeface's breadth across weights and styles. Useful when emphasizing a distinctive characteristic like deep joins that set a font apart from competitors.









