Guide de style de marque cercle chromatique en grille

Card grid infographic titled "Cercle Chromatique Brand Style Guide". 8 uniform cards in a clean editorial magazine grid, vibrant gradient palette, photorealistic printed design board aesthetic with highly detailed paper texture and studio lighting. Each card contains a clear central diagram or icon, a name in English, and a one-line description in English. Include cards for: Color Wheel — a beautifully arranged precise color wheel showing harmonious spectrum relationships; Gradient Swatches — vibrant color swatches with hex codes such as #FF5E5B, #FFD166, #06D6A0, #118AB2, #8338EC and short usage notes; Primary Palette — core brand colors presented as clean swatch bars with hex labels; Secondary Palette — supporting gradient and accent colors with hex labels; Typography H1 — large headline font specimen with hierarchy note; Typography H2 — subheading font specimen with hierarchy note; Typography Body — body text specimen emphasizing readability and educational tone; Logo Placement Rules — abstract placeholder marks showing clear space, minimum size, and correct/incorrect placement; Brand Voice Notes — concise editorial notes like creative, educational, color-theory focused, visually precise. Clean publication-grade layout, refined alignment, precise spacing, premium print mockup feel, editorial reference-poster illustration. 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).