{
  "$description": "Brand: Harvard (harvard@1.0.0)",
  "color": {
    "swatches": {
      "$description": "Source-of-truth color swatches from palette harvard@1.0.0",
      "crimson": {
        "$value": "#A51C30",
        "$type": "color",
        "$description": "Harvard's institutional crimson — primary brand colour."
      },
      "black": {
        "$value": "#1E1E1E",
        "$type": "color",
        "$description": "Primary text and dark surfaces."
      },
      "white": {
        "$value": "#FFFFFF",
        "$type": "color",
        "$description": "Primary canvas in light mode."
      },
      "grey": {
        "$value": "#93A1AD",
        "$type": "color",
        "$description": "Cool institutional grey — secondary surface."
      },
      "red": {
        "$value": "#ED1B34",
        "$type": "color",
        "$description": "Saturated accent red — digital emphasis."
      },
      "salmon": {
        "$value": "#EC8F9C",
        "$type": "color",
        "$description": "Pastel salmon — pairs with Crimson on light surfaces."
      },
      "green": {
        "$value": "#4DB848",
        "$type": "color",
        "$description": "Mid-green — success / positive data-viz."
      },
      "lime-green": {
        "$value": "#CBDB2A",
        "$type": "color",
        "$description": "Bright lime — illustration accent."
      },
      "blue": {
        "$value": "#4E88C7",
        "$type": "color",
        "$description": "Mid-blue — supporting cool tone, links."
      },
      "sky-blue": {
        "$value": "#95B5DF",
        "$type": "color",
        "$description": "Pale sky — soft cool surface tint."
      },
      "warm-yellow": {
        "$value": "#FCB315",
        "$type": "color",
        "$description": "Warm gold — warning / highlight."
      },
      "yellow": {
        "$value": "#FFDE2D",
        "$type": "color",
        "$description": "Bright yellow — editorial highlight."
      },
      "turquoise": {
        "$value": "#00AAAD",
        "$type": "color",
        "$description": "Saturated turquoise — accent."
      },
      "aquamarine": {
        "$value": "#77CED9",
        "$type": "color",
        "$description": "Pale aquamarine — illustration tint."
      },
      "purple": {
        "$value": "#946EB7",
        "$type": "color",
        "$description": "Mid-purple — accent."
      },
      "lavender": {
        "$value": "#BB89CA",
        "$type": "color",
        "$description": "Pale lavender — illustration tint."
      }
    }
  },
  "font": {
    "$description": "Typography roles mapped to font atoms",
    "heading": {
      "family": {
        "$value": [
          "Lora",
          "Iowan Old Style",
          "Apple Garamond",
          "Baskerville",
          "Times New Roman",
          "serif"
        ],
        "$type": "fontFamily",
        "$description": "heading role → Lora (lora@1.0.0)"
      },
      "weight": {
        "400": {
          "$value": 400,
          "$type": "fontWeight"
        },
        "500": {
          "$value": 500,
          "$type": "fontWeight"
        },
        "600": {
          "$value": 600,
          "$type": "fontWeight"
        },
        "700": {
          "$value": 700,
          "$type": "fontWeight"
        },
        "$description": "Available font weights"
      }
    },
    "body": {
      "family": {
        "$value": [
          "Inter",
          "-apple-system",
          "BlinkMacSystemFont",
          "Segoe UI",
          "Roboto",
          "Helvetica Neue",
          "Arial",
          "sans-serif"
        ],
        "$type": "fontFamily",
        "$description": "body role → Inter (inter@1.0.0)"
      },
      "weight": {
        "100": {
          "$value": 100,
          "$type": "fontWeight"
        },
        "200": {
          "$value": 200,
          "$type": "fontWeight"
        },
        "300": {
          "$value": 300,
          "$type": "fontWeight"
        },
        "400": {
          "$value": 400,
          "$type": "fontWeight"
        },
        "500": {
          "$value": 500,
          "$type": "fontWeight"
        },
        "600": {
          "$value": 600,
          "$type": "fontWeight"
        },
        "700": {
          "$value": 700,
          "$type": "fontWeight"
        },
        "800": {
          "$value": 800,
          "$type": "fontWeight"
        },
        "900": {
          "$value": 900,
          "$type": "fontWeight"
        },
        "$description": "Available font weights"
      }
    },
    "serif": {
      "family": {
        "$value": [
          "Lora",
          "Iowan Old Style",
          "Apple Garamond",
          "Baskerville",
          "Times New Roman",
          "serif"
        ],
        "$type": "fontFamily",
        "$description": "serif role → Lora (lora@1.0.0)"
      },
      "weight": {
        "400": {
          "$value": 400,
          "$type": "fontWeight"
        },
        "500": {
          "$value": 500,
          "$type": "fontWeight"
        },
        "600": {
          "$value": 600,
          "$type": "fontWeight"
        },
        "700": {
          "$value": 700,
          "$type": "fontWeight"
        },
        "$description": "Available font weights"
      }
    },
    "mono": {
      "family": {
        "$value": [
          "JetBrainsMono Nerd Font",
          "JetBrains Mono",
          "Fira Code",
          "Menlo",
          "Monaco",
          "Consolas",
          "Liberation Mono",
          "monospace"
        ],
        "$type": "fontFamily",
        "$description": "mono role → JetBrainsMono Nerd Font (jetbrainsmono-nerdfont@1.0.0)"
      },
      "weight": {
        "100": {
          "$value": 100,
          "$type": "fontWeight"
        },
        "200": {
          "$value": 200,
          "$type": "fontWeight"
        },
        "300": {
          "$value": 300,
          "$type": "fontWeight"
        },
        "400": {
          "$value": 400,
          "$type": "fontWeight"
        },
        "500": {
          "$value": 500,
          "$type": "fontWeight"
        },
        "600": {
          "$value": 600,
          "$type": "fontWeight"
        },
        "700": {
          "$value": 700,
          "$type": "fontWeight"
        },
        "800": {
          "$value": 800,
          "$type": "fontWeight"
        },
        "$description": "Available font weights"
      }
    }
  },
  "$extensions": {
    "com.brand-atoms.rules": [
      {
        "type": "colorChoice",
        "target": "roles.colors.primary",
        "severity": "error",
        "rationale": "Crimson (#A51C30) is Harvard's institutional colour and the only swatch permitted to act as the primary brand anchor. The Harvard brand-style guidance places Crimson as the dominant colour for materials, with the core palette providing accents — not substitutes.\n",
        "allowed": [
          "crimson"
        ],
        "forbidden": [
          "red",
          "salmon",
          "blue",
          "green",
          "purple",
          "turquoise",
          "warm-yellow",
          "yellow"
        ]
      },
      {
        "type": "colorChoice",
        "target": "roles.colors.mark",
        "severity": "error",
        "rationale": "The Harvard wordmark and shield are reproduced in Crimson, solid black, or solid white (reversed) only. Accent palette colours MUST NOT be used to colorize the institutional mark.\n",
        "allowed": [
          "crimson",
          "black",
          "white"
        ],
        "forbidden": [
          "red",
          "salmon",
          "blue",
          "green",
          "purple",
          "turquoise"
        ]
      },
      {
        "type": "contrastRatio",
        "target": "text-primary",
        "severity": "error",
        "rationale": "Harvard Black (#1E1E1E) on white gives ~17:1 — clears AAA. As a research university with extensive scholarly content and obligations under Section 504 / ADA to its student body and the public, Harvard's core text-on-canvas pairs target the enhanced 7:1 floor.\n",
        "against": "background",
        "minRatio": 7,
        "standard": "WCAG-AAA"
      },
      {
        "type": "forbiddenTreatment",
        "target": "logo",
        "severity": "error",
        "rationale": "Harvard's trademark guidance prohibits stretching, rotating, recolouring, outlining, applying drop-shadow or gradient fills, or placing the wordmark or shield on busy photographic backgrounds. Marks render only in approved colourways with documented clear-space.\n",
        "treatments": [
          "stretched",
          "rotated",
          "recolored",
          "drop-shadow",
          "outlined",
          "gradient-fill",
          "on-busy-photo",
          "tilted",
          "cropped"
        ]
      },
      {
        "type": "enumMembership",
        "target": "typography.heading.fontWeight",
        "severity": "warning",
        "rationale": "Harvard's editorial system uses Regular (400), Medium (500), SemiBold (600), and Bold (700) weights across surfaces. Display ultra-heavy cuts (800/900) are not part of the documented institutional ramp.\n",
        "allowed": [
          "400",
          "500",
          "600",
          "700"
        ]
      },
      {
        "type": "fontPairing",
        "target": "typography.display",
        "severity": "error",
        "rationale": "Harvard's editorial hierarchy pairs a large serif display with body text at a minimum 1.5× ratio. The scholarly voice the institution projects depends on that explicit hierarchy between display and prose.\n",
        "requires": "prose",
        "minSizeRatio": 1.5
      },
      {
        "type": "accessibilityRequirement",
        "target": "*",
        "severity": "warning",
        "rationale": "WCAG 2.1 Success Criterion 1.4.6 (Contrast Enhanced) — Level AAA. Harvard's scholarly posture and its obligations to a diverse academic community justify the enhanced 7:1 target on core text-on-background pairs.\n",
        "standard": "WCAG-AAA",
        "criterion": "1.4.6"
      },
      {
        "type": "contextRestriction",
        "target": "roles.colors.error",
        "severity": "error",
        "rationale": "Red (#ED1B34) is Harvard's saturated digital accent and the documented error / destructive-action signal. Reusing it for confirmation or positive data-viz inverts the established semantic role and conflicts with Crimson sitting beside it on Harvard surfaces.\n",
        "allowedContexts": [
          "error-state",
          "destructive-action",
          "validation-failure"
        ],
        "forbiddenContexts": [
          "confirmation",
          "completion",
          "data-viz-positive"
        ]
      },
      {
        "type": "compositionConstraint",
        "target": "roles.colors.primary",
        "severity": "recommendation",
        "rationale": "Crimson reads cleanest on white, near-black, or the cool Harvard grey. Adjacent to the saturated accent Red the two hues vibrate without resolving into hierarchy; adjacent to Salmon or Purple the editorial accents compete with the institutional crimson for attention.\n",
        "pairsWith": [
          "white",
          "black",
          "grey"
        ],
        "doesNotPairWith": [
          "red",
          "salmon",
          "purple"
        ]
      }
    ],
    "com.brand-atoms.assets": [],
    "com.brand-atoms.provenance": {
      "source": "https://seas.harvard.edu/office-communications/brand-style-guide/color-palette",
      "license": "Proprietary — All Rights Reserved (Harvard trademarks)",
      "attribution": "The President and Fellows of Harvard College — visual identity captured from the Harvard SEAS brand style guide, which publishes the canonical institutional Crimson (#A51C30) consistent with Harvard's central trademark guidance. \"Harvard,\" \"Veritas,\" the Harvard shield, and the Harvard wordmark are registered trademarks of the President and Fellows of Harvard College.\n",
      "importedDate": "2026-05-19",
      "notes": "trademark.harvard.edu (the central reference URL named in the task brief) returned HTTP 403 / Forbidden on WebFetch. The Harvard SEAS brand-style page is the most accessible authoritative source for the institutional Crimson hex value (#A51C30) and the core supporting palette. This atom is scoped to the parent institution only — the individual Harvard schools (HBS, HMS, GSE, SEAS, HLS, GSAS, the Library) each publish their own atom-eligible identity variants but are out of scope for this brand atom. Harvard's serifed institutional voice is supported by lora@1 as the catalogue substitute for proprietary serif faces, inter@1 as the sans, and jetbrainsmono-nerdfont@1 for code. Assets are kept empty per trademark policy.\n"
    },
    "com.brand-atoms.references": {
      "palette": "harvard@1.0.0",
      "fonts": {
        "heading": "lora@1.0.0",
        "body": "inter@1.0.0",
        "serif": "lora@1.0.0",
        "mono": "jetbrainsmono-nerdfont@1.0.0"
      }
    }
  }
}