{
  "$generatedBy": "BrandSweets tokens.json — duolingo v3",
  "brand": {
    "slug": "duolingo",
    "name": "Duolingo",
    "version": 3,
    "schemaVersion": "1"
  },
  "identity": {
    "name": "Duolingo",
    "tagline": "The free, fun, and effective way to learn a language."
  },
  "colors": {
    "primary": {
      "hex": "#58cc02",
      "name": "Feather Green",
      "usage": "The signature green — primary buttons, correct answers, Duo.",
      "scale": {
        "50": "#eefce0",
        "100": "#d9f8bd",
        "200": "#b6ef83",
        "300": "#8fe348",
        "400": "#6fd91f",
        "500": "#58cc02",
        "600": "#48a700",
        "700": "#398200",
        "800": "#2f6600",
        "900": "#285400",
        "950": "#123000"
      }
    },
    "secondary": {
      "hex": "#58cc02",
      "usage": "Secondary brand color.",
      "scale": {
        "50": "#f4faef",
        "100": "#e4f3d8",
        "200": "#cbfea4",
        "300": "#abfe6d",
        "400": "#8ffd3a",
        "500": "#75fd0d",
        "600": "#58cc02",
        "700": "#50b602",
        "800": "#3e8d01",
        "900": "#2d5d09",
        "950": "#1d3d06"
      }
    },
    "accent": {
      "hex": "#a5ed6e",
      "usage": "Accent: highlights and secondary emphasis.",
      "scale": {
        "50": "#f4f9f0",
        "100": "#e4f0db",
        "200": "#ccf5ad",
        "300": "#a5ed6e",
        "400": "#91e94e",
        "500": "#78e425",
        "600": "#65c819",
        "700": "#52a314",
        "800": "#407f10",
        "900": "#2e5511",
        "950": "#1e370b"
      }
    },
    "surface": {
      "hex": "#ffffff",
      "usage": "Page and card background.",
      "scale": {
        "50": "#ffffff",
        "100": "#e6e6e6",
        "200": "#d1d1d1",
        "300": "#b5b5b5",
        "400": "#9c9c9c",
        "500": "#858585",
        "600": "#707070",
        "700": "#5c5c5c",
        "800": "#474747",
        "900": "#333333",
        "950": "#212121"
      }
    },
    "text": {
      "hex": "#000000",
      "usage": "Body text on surface.",
      "scale": {
        "50": "#f5f5f5",
        "100": "#e6e6e6",
        "200": "#d1d1d1",
        "300": "#b5b5b5",
        "400": "#9c9c9c",
        "500": "#858585",
        "600": "#707070",
        "700": "#5c5c5c",
        "800": "#474747",
        "900": "#333333",
        "950": "#000000"
      }
    }
  },
  "typography": {
    "families": {
      "duolingo-sans": {
        "family": "duolingo-sans",
        "source": "custom",
        "stack": "duolingo-sans, sans-serif",
        "weights": [
          400,
          600,
          700
        ],
        "licensingNote": "Auto-detected web font; provenance unconfirmed. Reference only — never rehost without a license."
      }
    },
    "roles": {
      "heading": {
        "familyRef": "duolingo-sans",
        "stack": "duolingo-sans, sans-serif"
      }
    },
    "scale": [
      {
        "name": "sm",
        "sizeRem": 0.875,
        "lineHeight": 1.5
      },
      {
        "name": "base",
        "sizeRem": 1,
        "lineHeight": 1.6
      },
      {
        "name": "lg",
        "sizeRem": 1.25,
        "lineHeight": 1.4
      },
      {
        "name": "xl",
        "sizeRem": 1.75,
        "lineHeight": 1.25
      },
      {
        "name": "2xl",
        "sizeRem": 2.25,
        "lineHeight": 1.15
      },
      {
        "name": "display",
        "sizeRem": 3.5,
        "lineHeight": 1.05,
        "letterSpacingEm": -0.02
      }
    ]
  }
}