Slab Square Irdo 15 is a bold, wide, medium contrast, italic, normal x-height font visually similar to 'Browser Serif' by AVP, 'Intermedial Slab' by Blaze Type, 'FF Marselis Serif' by FontFont, 'Capita' by Hoftype, 'Diaria Pro' by Mint Type, and 'Mundo Serif' by Monotype (names referenced only for comparison).
Keywords: headlines, posters, branding, packaging, sportswear, retro, assertive, sporty, editorial, confident, impact, nostalgia, dynamism, display texture, sturdiness, bracketed, compact, punchy, ink-trap-like, calligraphic.
A heavy, right-leaning serif with blocky slab forms and visibly bracketed joins that soften the corners. Strokes are robust with moderate contrast, and the serifs read as thick, squared-off pads rather than hairlines. Curves are broad and rounded (notably in C/O/Q and the numerals), while many joins show slight scooping that adds a subtly ink-trap-like ruggedness. Lowercase forms feel compact and sturdy with single-storey a and g, round i/j dots, and a generally tight, energetic texture; overall spacing reads open enough for display but dense and weighty in paragraph settings.
Best suited to headlines, posters, logos, and branding where a strong, vintage-leaning voice is desired. It can also work for packaging and apparel-style graphics, especially when set in short blocks or punchy phrases where its dense weight and italic rhythm can carry the layout.
The font projects a vintage-meets-athletic tone: bold, energetic, and a bit nostalgic, like classic sports typography or mid-century editorial headlines. Its slanted stance and chunky slabs give it a confident, forward-moving rhythm suited to attention-grabbing messaging.
The design appears intended to deliver a bold, classic slab presence with a dynamic slant, combining sturdy, squared serifs with softened transitions for a more human, less mechanical feel. It prioritizes impact and character over neutrality, aiming for recognizable display texture in both uppercase and lowercase.
The design balances softened bracketing with flat, squared terminals, producing a sturdy silhouette that holds up strongly at large sizes. Numerals are similarly weighty and rounded, matching the letters’ robust texture and reinforcing a poster-like, headline-forward personality.