Slab Contrasted Ulna 4 is a very bold, normal width, medium contrast, upright, normal x-height font visually similar to 'Clarendon' by URW Type Foundry (names referenced only for comparison).
Keywords: headlines, posters, packaging, logo, book covers, confident, retro, robust, friendly, lively, impact, readability, vintage flavor, brand voice, bracketed, ball terminals, soft corners, compact, heavy serifs.
A very heavy slab serif with bracketed, block-like serifs and rounded joins that soften the overall mass. Strokes are thick and sturdy with moderate, noticeable contrast, and the counters stay fairly open for the weight. The lowercase shows a two-storey a and g with a small ear, plus occasional ball-like terminals and curled details (notably on j and y) that add movement. Numerals are similarly chunky and compact, with strong baseline presence and clear, squared-off slabs.
Best suited to display settings where strong presence is needed—headlines, posters, packaging, signage, and brand marks. It can also work for short bursts of editorial text (pull quotes, subheads) where a dark, emphatic texture is desirable, but it will appear dense in extended body copy.
The design feels assertive and dependable while still approachable, mixing poster-like impact with a slightly playful, old-style warmth. Its rounded bracketing and occasional ball terminals keep it from feeling purely industrial, leaning instead toward a nostalgic, energetic tone.
The font appears designed to deliver high-impact readability with a classic slab-serif foundation, then add charm through rounded bracketing and distinctive lowercase terminals. The overall intention is bold communication with a hint of vintage personality rather than a strictly utilitarian slab.
Capitals read as tightly built and uniform, giving headings a solid, blocky rhythm; the lowercase introduces more character and bounce through curved terminals and asymmetrical details. The heavy slabs and deep joins create a dense color on the page, especially in longer lines of text.