Slab Contrasted Osli 1 is a very bold, wide, low contrast, upright, normal x-height font visually similar to 'Congress EF' by Elsner+Flake, 'Congress' by Monotype, 'Congress SB' and 'Congress SH' by Scangraphic Digital Type Collection, 'Congress Serial' by SoftMaker, 'TS Congress' by TypeShop Collection, and 'Congress' by URW Type Foundry (names referenced only for comparison).
Keywords: headlines, posters, packaging, signage, sports branding, sturdy, retro, friendly, confident, athletic, impact, readability, heritage, utility, warmth, bracketed, bulky, softened, compact serifs, rounded joins.
A heavy, slab-serif design with broad proportions and blunt, bracketed serifs that read as compact blocks rather than hairline details. Strokes are thick and largely even, with modest internal modulation visible in curves and joins, giving the letterforms a slightly carved, print-like feel. Counters are relatively tight for the weight, terminals are squared and decisive, and the overall rhythm is dense and emphatic, especially in text where the dark color and short, sturdy serifs create a strong horizontal presence.
Best suited to display settings where strong presence is needed: headlines, posters, labels and packaging, and bold editorial callouts. It can also work for short to medium text at comfortable sizes when a dense, assertive texture is desirable, such as in pull quotes, menus, or signage.
The font projects a bold, no-nonsense confidence with a warm, slightly vintage tone. Its chunky slabs and softened shaping keep it approachable rather than severe, suggesting classic poster typography and utilitarian signage with a friendly edge.
The design appears intended to deliver maximum impact with a traditional slab-serif voice—combining sturdy, print-rooted construction with softened details to remain readable and personable in real-world layouts.
Uppercase forms feel particularly stable and monumental, while the lowercase maintains compact, readable shapes that hold together well in paragraphs. Numerals match the same weight and blocky serif treatment, reinforcing a cohesive, punchy texture across mixed content.