{
  "$description": "Brand: Sketch (sketch@1.0.0)",
  "color": {
    "swatches": {
      "$description": "Source-of-truth color swatches from palette sketch@1.0.0",
      "sketch-yellow": {
        "$value": "#FDB300",
        "$type": "color",
        "$description": "Signature warm yellow-orange. Primary brand color — used on the diamond mark, the wordmark accent, and key brand surfaces.\n"
      },
      "sketch-white": {
        "$value": "#FFFFFF",
        "$type": "color",
        "$description": "Canvas on light surfaces; reversed wordmark fill."
      },
      "sketch-black": {
        "$value": "#000000",
        "$type": "color",
        "$description": "Wordmark on light backgrounds; near-black body text."
      },
      "sketch-canvas-dark": {
        "$value": "#1C1C1E",
        "$type": "color",
        "$description": "Authored dark-mode canvas — macOS-aligned neutral near-black."
      },
      "sketch-surface-light": {
        "$value": "#F5F5F7",
        "$type": "color",
        "$description": "Authored panel surface for light mode."
      },
      "sketch-surface-dark": {
        "$value": "#2C2C2E",
        "$type": "color",
        "$description": "Authored elevated surface on dark mode."
      },
      "sketch-text-secondary": {
        "$value": "#6E6E73",
        "$type": "color",
        "$description": "Authored secondary text — neutral mid-gray on light canvas."
      },
      "sketch-text-tertiary": {
        "$value": "#A1A1A6",
        "$type": "color",
        "$description": "Authored tertiary / muted text."
      },
      "sketch-yellow-hover": {
        "$value": "#FFC633",
        "$type": "color",
        "$description": "Authored softer Sketch Yellow for hover / active states."
      }
    }
  },
  "font": {
    "$description": "Typography roles mapped to font atoms",
    "heading": {
      "family": {
        "$value": [
          "Inter",
          "-apple-system",
          "BlinkMacSystemFont",
          "Segoe UI",
          "Roboto",
          "Helvetica Neue",
          "Arial",
          "sans-serif"
        ],
        "$type": "fontFamily",
        "$description": "heading role → Inter (inter@1.0.0)"
      },
      "weight": {
        "100": {
          "$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"
      }
    },
    "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"
      }
    },
    "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": "logo.mark",
        "severity": "error",
        "rationale": "The Sketch diamond mark renders in Sketch Yellow as the canonical fill. Recoloring the mark into off-brand hues violates Sketch's brand-use guidance.\n",
        "allowed": [
          "sketch-yellow",
          "sketch-white",
          "sketch-black"
        ],
        "forbidden": [
          "any-non-brand-color"
        ]
      },
      {
        "type": "forbiddenTreatment",
        "target": "logo",
        "severity": "error",
        "rationale": "Sketch's press resources prohibit stretching, rotating, recoloring, or applying decorative effects to the diamond mark.\n",
        "treatments": [
          "stretched",
          "rotated",
          "recolored",
          "drop-shadow",
          "on-busy-photo",
          "gradient-fill"
        ]
      },
      {
        "type": "contrastRatio",
        "target": "text-primary",
        "severity": "error",
        "rationale": "WCAG 2.1 Level AA contrast minimum for body text. Sketch Black (#000000) on Sketch White (#FFFFFF) clears AA at 21:1. Note: Sketch Yellow on white fails AA for small text and should not be used as a body-text color.\n",
        "against": "background",
        "minRatio": 4.5,
        "standard": "WCAG-AA"
      },
      {
        "type": "variantSelection",
        "target": "logo",
        "severity": "error",
        "rationale": "On dark surfaces, place the yellow diamond on the dark canvas (which clears AA at large sizes) or use a monochrome white variant for small wordmark lockups.\n",
        "when": {
          "backgroundColorScheme": "dark"
        },
        "use": "logo-light"
      },
      {
        "type": "contextRestriction",
        "target": "roles.colors.identity",
        "severity": "error",
        "rationale": "Sketch's trademark guidance forbids use of the Sketch name and mark in third-party company names, domains, and uses that imply affiliation or endorsement.\n",
        "forbiddenContexts": [
          "product-of-competitor",
          "merchandise",
          "endorsement-implication",
          "company-name-or-domain"
        ]
      },
      {
        "type": "compositionConstraint",
        "target": "roles.colors.identity",
        "severity": "recommendation",
        "rationale": "Sketch Yellow reads cleanly against pure white and against near-black; on a warm off-white surface the yellow loses separation and the mark muddies.\n",
        "pairsWith": [
          "sketch-white",
          "sketch-black",
          "sketch-canvas-dark"
        ],
        "doesNotPairWith": [
          "sketch-surface-light"
        ]
      },
      {
        "type": "enumMembership",
        "target": "typography.heading.fontWeight",
        "severity": "warning",
        "rationale": "Sketch's marketing surfaces render headings in the 500–700 band; lighter weights undermine the craft-forward voice of the brand.\n",
        "allowed": [
          "500",
          "600",
          "700"
        ]
      },
      {
        "type": "accessibilityRequirement",
        "target": "*",
        "severity": "error",
        "rationale": "WCAG 2.1 Success Criterion 1.4.3 (Contrast Minimum) — Level AA. Sketch-skinned surfaces must clear AA on body text; Sketch Yellow must not be used as a body-text color on light backgrounds because it fails AA.\n",
        "standard": "WCAG-AA",
        "criterion": "1.4.3"
      }
    ],
    "com.brand-atoms.assets": [],
    "com.brand-atoms.provenance": {
      "source": "https://www.sketch.com/press",
      "license": "Proprietary — All Rights Reserved",
      "attribution": "Sketch and the Sketch logo are trademarks of Sketch B.V. The primary brand color Sketch Yellow (#FDB300) is documented on Sketch's press resources. brand-atoms catalogues only the publicly documented signature color and authored neutrals; licensed application of the Sketch name and mark is governed by Sketch's brand-use guidance at sketch.com/press.\n",
      "importedDate": "2026-05-18",
      "notes": "Sketch's marketing pages render in a neutral humanist sans consistent with Inter; Inter is referenced here as the primary face and is already in the brand-atoms catalog.\n"
    },
    "com.brand-atoms.references": {
      "palette": "sketch@1.0.0",
      "fonts": {
        "heading": "inter@1.0.0",
        "body": "inter@1.0.0",
        "mono": "jetbrainsmono-nerdfont@1.0.0"
      }
    }
  }
}