Slab Normal Opfi 4 is a very bold, normal width, low contrast, upright, normal x-height font visually similar to 'ITC Lubalin Graph' by ITC, 'Faraon' by Latinotype, 'TheSerif' by LucasFonts, 'Metronic Slab Narrow' by Mostardesign, 'Fenomen Slab' by Signature Type Foundry, 'LFT Etica Sheriff' by TypeTogether, and 'Palo Slab' by TypeUnion (names referenced only for comparison).
Keywords: headlines, posters, signage, packaging, branding, industrial, confident, rugged, vintage, utilitarian, impact, clarity, durability, heritage feel, utility, bracketed, blocky, compact, sturdy, posterlike.
A heavy, slab-serif design with broad, bracketed serifs and robust, mostly monoline strokes. The letterforms are compact and squared in overall construction, with softened curves and firm terminals that emphasize a solid baseline presence. Counters are relatively tight for the weight, and the rhythm is steady and mechanical, giving lines of text a dense, dark texture. Numerals and capitals read especially strong and block-forward, while the lowercase maintains clear, workmanlike shapes with sturdy stems and short, decisive serifs.
It performs best where a strong, assertive presence is needed: headlines, display copy, and short blocks of text that benefit from dense typographic color. It also suits signage, packaging, and branding contexts that want an industrial or heritage workwear feel, and it can anchor editorial layouts when used in moderation for emphasis.
The font conveys a sturdy, no-nonsense tone—confident and practical with a touch of vintage, print-era toughness. Its bold slabs and compact proportions suggest signage, stamps, and industrial labeling, creating an authoritative voice that feels grounded and dependable.
The design appears intended as a dependable, high-impact slab serif that prioritizes solidity and immediate readability. Its compact, weight-forward construction and bracketed slabs suggest a focus on practical display use with a classic, utilitarian flavor.
Spacing appears built for impact, producing a strong, even color in paragraph settings. The serif bracketing and thick joins help soften the heaviness just enough to keep text from feeling overly sharp, while still retaining a distinctly bold, poster-ready character.