{
  "id": "spline",
  "version": "1.0.0",
  "name": "Spline",
  "description": "Spline is a browser-based 3D design and collaboration tool — Figma for three dimensions, with scene-based modeling, animation, and interactive 3D export. The brand voice is craft-forward, playful, and rendered-3D-confident. Visually, the identity is the cube mark in Spline Orange (#FF8B14) on a clean canvas with near-black body text and large 3D hero compositions.\n",
  "provenance": {
    "source": "https://spline.design/",
    "license": "Proprietary — All Rights Reserved",
    "attribution": "Spline and the Spline logo are trademarks of Spline, Inc. The primary brand color Spline Orange (#FF8B14) is documented on Spline's brand surfaces. brand-atoms catalogues only the publicly documented signature color and authored neutrals; licensed application of the Spline name and mark is governed by Spline's brand-use guidance at spline.design.\n",
    "importedDate": "2026-05-18",
    "notes": "Spline'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"
  },
  "tags": [
    "saas",
    "design-tools",
    "spline",
    "three-d"
  ],
  "palette": {
    "ref": "spline@1.0.0",
    "swatches": [
      {
        "id": "spline-orange",
        "name": "Spline Orange",
        "value": "#FF8B14",
        "description": "Signature warm orange. Primary brand color — used on the cube mark, the wordmark, primary CTAs, and key interactive surfaces.\n",
        "aliases": []
      },
      {
        "id": "spline-white",
        "name": "Spline White",
        "value": "#FFFFFF",
        "description": "Canvas on light surfaces; reversed wordmark fill.",
        "aliases": []
      },
      {
        "id": "spline-black",
        "name": "Spline Black",
        "value": "#0E0E10",
        "description": "Near-black body text on light backgrounds — Spline's marketing-page text tone.",
        "aliases": []
      },
      {
        "id": "spline-canvas-dark",
        "name": "Spline Canvas Dark",
        "value": "#0E0E10",
        "description": "Authored dark-mode canvas aligned with the body-text tone.",
        "aliases": []
      },
      {
        "id": "spline-surface-light",
        "name": "Spline Surface Light",
        "value": "#F5F5F7",
        "description": "Authored panel surface for light mode.",
        "aliases": []
      },
      {
        "id": "spline-surface-dark",
        "name": "Spline Surface Dark",
        "value": "#1E1E22",
        "description": "Authored elevated surface on dark mode.",
        "aliases": []
      },
      {
        "id": "spline-text-secondary",
        "name": "Spline Text Secondary",
        "value": "#6B6B73",
        "description": "Authored secondary text — neutral mid-gray on light canvas.",
        "aliases": []
      },
      {
        "id": "spline-text-tertiary",
        "name": "Spline Text Tertiary",
        "value": "#9D9DA8",
        "description": "Authored tertiary / muted text.",
        "aliases": []
      },
      {
        "id": "spline-orange-hover",
        "name": "Spline Orange Hover",
        "value": "#FFA640",
        "description": "Authored softer Spline Orange for hover / active states.",
        "aliases": []
      }
    ],
    "modes": {
      "light": {
        "roles": {
          "background": "spline-white",
          "surface": "spline-surface-light",
          "surface-elevated": "spline-white",
          "text-primary": "spline-black",
          "text-secondary": "spline-text-secondary",
          "text-tertiary": "spline-text-tertiary",
          "primary": "spline-orange",
          "primary-hover": "spline-orange-hover",
          "accent": "spline-orange",
          "accent-hover": "spline-orange-hover",
          "warning": "spline-orange",
          "warning-hover": "spline-orange-hover",
          "error": "spline-orange",
          "success": "spline-orange"
        }
      },
      "dark": {
        "roles": {
          "background": "spline-canvas-dark",
          "surface": "spline-surface-dark",
          "surface-elevated": "spline-surface-dark",
          "text-primary": "spline-white",
          "text-secondary": "spline-text-tertiary",
          "text-tertiary": "spline-text-secondary",
          "primary": "spline-orange",
          "primary-hover": "spline-orange-hover",
          "accent": "spline-orange",
          "accent-hover": "spline-orange-hover",
          "warning": "spline-orange",
          "warning-hover": "spline-orange-hover",
          "error": "spline-orange",
          "success": "spline-orange"
        }
      }
    }
  },
  "fonts": [
    {
      "role": "heading",
      "ref": "inter@1.0.0",
      "family": "Inter",
      "classification": "sans-serif",
      "source": {
        "kind": "google-fonts",
        "family": "Inter",
        "url": "https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap"
      },
      "fallbackStack": [
        "-apple-system",
        "BlinkMacSystemFont",
        "Segoe UI",
        "Roboto",
        "Helvetica Neue",
        "Arial",
        "sans-serif"
      ],
      "availableStyles": [
        {
          "weight": 100,
          "style": "normal"
        },
        {
          "weight": 100,
          "style": "italic"
        },
        {
          "weight": 200,
          "style": "normal"
        },
        {
          "weight": 200,
          "style": "italic"
        },
        {
          "weight": 300,
          "style": "normal"
        },
        {
          "weight": 300,
          "style": "italic"
        },
        {
          "weight": 400,
          "style": "normal"
        },
        {
          "weight": 400,
          "style": "italic"
        },
        {
          "weight": 500,
          "style": "normal"
        },
        {
          "weight": 500,
          "style": "italic"
        },
        {
          "weight": 600,
          "style": "normal"
        },
        {
          "weight": 600,
          "style": "italic"
        },
        {
          "weight": 700,
          "style": "normal"
        },
        {
          "weight": 700,
          "style": "italic"
        },
        {
          "weight": 800,
          "style": "normal"
        },
        {
          "weight": 800,
          "style": "italic"
        },
        {
          "weight": 900,
          "style": "normal"
        },
        {
          "weight": 900,
          "style": "italic"
        }
      ]
    },
    {
      "role": "body",
      "ref": "inter@1.0.0",
      "family": "Inter",
      "classification": "sans-serif",
      "source": {
        "kind": "google-fonts",
        "family": "Inter",
        "url": "https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap"
      },
      "fallbackStack": [
        "-apple-system",
        "BlinkMacSystemFont",
        "Segoe UI",
        "Roboto",
        "Helvetica Neue",
        "Arial",
        "sans-serif"
      ],
      "availableStyles": [
        {
          "weight": 100,
          "style": "normal"
        },
        {
          "weight": 100,
          "style": "italic"
        },
        {
          "weight": 200,
          "style": "normal"
        },
        {
          "weight": 200,
          "style": "italic"
        },
        {
          "weight": 300,
          "style": "normal"
        },
        {
          "weight": 300,
          "style": "italic"
        },
        {
          "weight": 400,
          "style": "normal"
        },
        {
          "weight": 400,
          "style": "italic"
        },
        {
          "weight": 500,
          "style": "normal"
        },
        {
          "weight": 500,
          "style": "italic"
        },
        {
          "weight": 600,
          "style": "normal"
        },
        {
          "weight": 600,
          "style": "italic"
        },
        {
          "weight": 700,
          "style": "normal"
        },
        {
          "weight": 700,
          "style": "italic"
        },
        {
          "weight": 800,
          "style": "normal"
        },
        {
          "weight": 800,
          "style": "italic"
        },
        {
          "weight": 900,
          "style": "normal"
        },
        {
          "weight": 900,
          "style": "italic"
        }
      ]
    },
    {
      "role": "mono",
      "ref": "jetbrainsmono-nerdfont@1.0.0",
      "family": "JetBrainsMono Nerd Font",
      "classification": "monospace",
      "source": {
        "kind": "external",
        "family": "JetBrainsMono Nerd Font",
        "notes": "Nerd-Font-patched build of JetBrains Mono. Not available via Google Fonts. Download woff2/ttf files from the Nerd Fonts GitHub release and self-host, or install system-wide for terminal/IDE use.\n"
      },
      "fallbackStack": [
        "JetBrains Mono",
        "Fira Code",
        "Menlo",
        "Monaco",
        "Consolas",
        "Liberation Mono",
        "monospace"
      ],
      "availableStyles": [
        {
          "weight": 100,
          "style": "normal"
        },
        {
          "weight": 100,
          "style": "italic"
        },
        {
          "weight": 200,
          "style": "normal"
        },
        {
          "weight": 200,
          "style": "italic"
        },
        {
          "weight": 300,
          "style": "normal"
        },
        {
          "weight": 300,
          "style": "italic"
        },
        {
          "weight": 400,
          "style": "normal"
        },
        {
          "weight": 400,
          "style": "italic"
        },
        {
          "weight": 500,
          "style": "normal"
        },
        {
          "weight": 500,
          "style": "italic"
        },
        {
          "weight": 600,
          "style": "normal"
        },
        {
          "weight": 600,
          "style": "italic"
        },
        {
          "weight": 700,
          "style": "normal"
        },
        {
          "weight": 700,
          "style": "italic"
        },
        {
          "weight": 800,
          "style": "normal"
        },
        {
          "weight": 800,
          "style": "italic"
        }
      ]
    }
  ],
  "roles": {
    "colors": {
      "identity": "spline-orange",
      "on-identity": "spline-white",
      "primary": "spline-orange",
      "primary-hover": "spline-orange-hover",
      "accent": "spline-orange",
      "accent-hover": "spline-orange-hover",
      "success": "spline-orange",
      "warning": "spline-orange",
      "error": "spline-orange",
      "background-light": "spline-white",
      "background-dark": "spline-canvas-dark",
      "surface-light": "spline-surface-light",
      "surface-dark": "spline-surface-dark",
      "text-primary-light": "spline-black",
      "text-primary-dark": "spline-white"
    },
    "typography": {
      "display": "heading",
      "prose": "body",
      "code": "mono"
    }
  },
  "assets": [],
  "rules": [
    {
      "type": "colorChoice",
      "target": "logo.mark",
      "severity": "error",
      "rationale": "The Spline cube mark renders in Spline Orange as the canonical fill. Recoloring the mark into off-brand hues violates Spline's brand-use guidance.\n",
      "allowed": [
        "spline-orange",
        "spline-white",
        "spline-black"
      ],
      "forbidden": [
        "any-non-brand-color"
      ]
    },
    {
      "type": "forbiddenTreatment",
      "target": "logo",
      "severity": "error",
      "rationale": "Spline's brand surfaces prohibit stretching, rotating, recoloring, or applying decorative effects to the cube 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. Spline Black (#0E0E10) on Spline White (#FFFFFF) clears AA at very high contrast.\n",
      "against": "background",
      "minRatio": 4.5,
      "standard": "WCAG-AA"
    },
    {
      "type": "variantSelection",
      "target": "logo",
      "severity": "error",
      "rationale": "On dark surfaces, place the orange cube against the dark canvas (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": "Spline's trademark guidance forbids use of the Spline 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": "Spline Orange is calibrated to read on white and near-black. Pairing it with another saturated hue at the same weight breaks the focused, craft-forward voice of the brand surface.\n",
      "pairsWith": [
        "spline-white",
        "spline-black",
        "spline-surface-light"
      ]
    },
    {
      "type": "enumMembership",
      "target": "typography.heading.fontWeight",
      "severity": "warning",
      "rationale": "Spline's marketing surfaces render headings in the 500–700 band; lighter weights undermine the confident, 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. Spline-skinned surfaces must clear AA on body text; Spline Orange must not be used as a body-text color on light backgrounds because it fails AA.\n",
      "standard": "WCAG-AA",
      "criterion": "1.4.3"
    }
  ]
}