Slab Square Idni 10 is a very bold, wide, medium contrast, italic, normal x-height font.
Keywords: headlines, posters, logos, packaging, signage, retro, friendly, punchy, playful, confident, impact, warmth, nostalgia, motion, display emphasis, soft slab, bracketed, rounded corners, bouncy, compact counters.
A heavy, right-leaning slab serif with rounded, bracket-like joins and softened corners that keep the mass from feeling harsh. Strokes are thick and fairly even, with subtle modulation mainly from curves and joins rather than sharp contrast. Serifs read as chunky and supportive, with flat-ish ends and generous bracketing that creates a springy rhythm. The overall proportions are broad and sturdy, with compact internal counters and slightly irregular widths that add a lively, hand-set feel.
This font is well suited to display settings where impact is the priority: headlines, posters, storefront or event signage, bold branding, and packaging. It also works for short bursts of copy such as pull quotes, product names, or menu headings, especially when a retro-leaning italic slab voice is desired.
The tone is bold and upbeat, leaning retro and a bit cheeky. Its soft slabs and bouncy italic stance give it an approachable, nostalgic voice reminiscent of classic advertising and sports or diner-era display typography. The overall impression is confident and attention-grabbing without feeling aggressive.
The design appears intended to deliver maximum visual weight with a warm, rounded slab-serif texture, combining strong emphasis with an inviting, vintage-tinged character. The italic slant and slightly varied widths suggest an aim for energetic motion and a more human, less rigid feel than a strictly geometric slab.
In text, the dense color and tight apertures make it feel best when given space—larger sizes, comfortable tracking, and plenty of line height. The numerals match the same chunky, rounded slab character, maintaining a cohesive, poster-like presence.