Guide de style color picker en grille éditoriale suisse

Card grid infographic titled "Color Picker Brand Style Guide". 8 uniform cards in a clean premium Swiss-style grid on a white studio background, photorealistic editorial publication-grade reference-poster illustration. Each card features a clear central brand-system diagram or swatch block, a name in English, and a one-line description in English. Include cards for: Primary Gradient Palette, Secondary Accent Colors, Neutral Support Colors, Hex Code Swatches, Typography Hierarchy, Logo Placement Rules, Brand Voice Notes, and UI Color Usage. Show large vibrant gradient color swatches with clearly labeled hex codes, refined font specimens with hierarchy labels H1 / H2 / Body, abstract placeholder logo marks with safe space and sizing rules, and concise tone-of-voice notes for a precise, intuitive, creative, design-forward digital color selection tool. Sharp typography, balanced margins, strict modular grid, minimal Swiss layout, elegant editorial spacing, high-end print design aesthetic. All text rendered cleanly in English, no spelling errors, no gibberish characters, no real brand logos, no watermarks Generic placeholder brand name + logo mark. Type specimens use real-looking sans / serif lookalike (no copyrighted font names rendered literally).