{
  "$generatedBy": "BrandSweets tokens.json — nasa-gov v4",
  "brand": {
    "slug": "nasa-gov",
    "name": "NASA",
    "version": 4,
    "schemaVersion": "1"
  },
  "identity": {
    "name": "NASA",
    "tagline": "NASA.gov brings you the latest news, images and videos from America's space agency, pioneering the future in space exploration, scientific discovery and aero…",
    "sector": "aerospace"
  },
  "colors": {
    "primary": {
      "hex": "#0b3d91",
      "name": "NASA Blue",
      "usage": "The insignia ('meatball') blue. Source: NASA Graphics Standards / brand guidelines: NASA blue #0B3D91, red #FC3D21.",
      "scale": {
        "50": "#f0f4fa",
        "100": "#d9e2f2",
        "200": "#aac7f9",
        "300": "#75a4f5",
        "400": "#4685f1",
        "500": "#1b69ee",
        "600": "#1056d1",
        "700": "#0d47ab",
        "800": "#0b3d91",
        "900": "#0e2958",
        "950": "#091b39"
      }
    },
    "secondary": {
      "hex": "#fc3d21",
      "name": "NASA Red",
      "usage": "The insignia's red chevron. Source: NASA Graphics Standards / brand guidelines: NASA blue #0B3D91, red #FC3D21.",
      "scale": {
        "50": "#faf1ef",
        "100": "#f3dcd8",
        "200": "#feb0a5",
        "300": "#fd806d",
        "400": "#fc553b",
        "500": "#fc3d21",
        "600": "#dd2003",
        "700": "#b51a03",
        "800": "#8d1502",
        "900": "#5d1409",
        "950": "#3c0d06"
      }
    },
    "accent": {
      "hex": "#f64137",
      "name": "Orange Red",
      "usage": "Accent: highlights and secondary emphasis.",
      "scale": {
        "50": "#faf0f0",
        "100": "#f2dad9",
        "200": "#fbaca7",
        "300": "#f87872",
        "400": "#f64137",
        "500": "#f42015",
        "600": "#d6140a",
        "700": "#af1108",
        "800": "#880d06",
        "900": "#5a0f0c",
        "950": "#3b0a08"
      }
    },
    "surface": {
      "hex": "#ffffff",
      "name": "White",
      "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": "#1b1b1b",
      "name": "Charcoal",
      "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": "#1b1b1b"
      }
    }
  },
  "typography": {
    "families": {
      "inter": {
        "family": "inter",
        "source": "google",
        "stack": "inter, sans-serif",
        "weights": [
          300,
          400,
          500,
          600,
          700,
          800
        ]
      },
      "public-sans-web": {
        "family": "Public Sans Web",
        "source": "custom",
        "stack": "\"Public Sans Web\", sans-serif",
        "weights": [
          400,
          700
        ],
        "licensingNote": "Auto-detected web font; provenance unconfirmed. Reference only — never rehost without a license."
      }
    },
    "roles": {
      "heading": {
        "familyRef": "inter",
        "stack": "inter, sans-serif"
      },
      "body": {
        "familyRef": "public-sans-web",
        "stack": "\"Public Sans Web\", 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
      }
    ]
  },
  "brandGradient": {
    "brand": {
      "$type": "gradient",
      "$value": [
        {
          "color": {
            "colorSpace": "srgb",
            "components": [
              0.043,
              0.239,
              0.569
            ],
            "hex": "#0b3d91"
          },
          "position": 0
        },
        {
          "color": {
            "colorSpace": "srgb",
            "components": [
              0.988,
              0.239,
              0.129
            ],
            "hex": "#fc3d21"
          },
          "position": 1
        }
      ],
      "$extensions": {
        "com.brandsweets": {
          "kind": "linear",
          "css": "linear-gradient(135deg in oklab, #0b3d91 0%, #fc3d21 100%)",
          "interpolation": "oklab",
          "angle": 135,
          "name": "brand",
          "contrast": {
            "white": {
              "ratio": 3.603,
              "at": 1,
              "passesAA": false,
              "passesAALarge": true
            },
            "black": {
              "ratio": 2.091,
              "at": 0,
              "passesAA": false,
              "passesAALarge": false
            },
            "suggestedInk": "#ffffff"
          }
        }
      },
      "$description": "The canonical brand gradient (--brand-gradient)."
    },
    "hero": {
      "$type": "gradient",
      "$value": [
        {
          "color": {
            "colorSpace": "srgb",
            "components": [
              0.129,
              0.173,
              0.282
            ],
            "hex": "#212c48"
          },
          "position": 0
        },
        {
          "color": {
            "colorSpace": "srgb",
            "components": [
              0.639,
              0.396,
              0.349
            ],
            "hex": "#a36559"
          },
          "position": 1
        }
      ],
      "$extensions": {
        "com.brandsweets": {
          "kind": "linear",
          "css": "linear-gradient(135deg in oklab, #212c48 0%, #a36559 100%)",
          "interpolation": "oklab",
          "angle": 135,
          "name": "hero",
          "ink": "#ffffff",
          "contrast": {
            "white": {
              "ratio": 4.602,
              "at": 1,
              "passesAA": true,
              "passesAALarge": true
            },
            "black": {
              "ratio": 1.519,
              "at": 0,
              "passesAA": false,
              "passesAALarge": false
            },
            "suggestedInk": "#ffffff"
          }
        }
      },
      "$description": "Low-chroma hero background with a text-safe ink (--brand-gradient-hero)."
    },
    "button": {
      "$type": "gradient",
      "$value": [
        {
          "color": {
            "colorSpace": "srgb",
            "components": [
              0.094,
              0.286,
              0.62
            ],
            "hex": "#18499e"
          },
          "position": 0
        },
        {
          "color": {
            "colorSpace": "srgb",
            "components": [
              0,
              0.192,
              0.518
            ],
            "hex": "#003184"
          },
          "position": 1
        }
      ],
      "$extensions": {
        "com.brandsweets": {
          "kind": "linear",
          "css": "linear-gradient(180deg in oklch shorter hue, #18499e 0%, #003184 100%)",
          "interpolation": "oklch",
          "hue": "shorter",
          "angle": 180,
          "name": "button",
          "ink": "#ffffff",
          "states": {
            "hover": "linear-gradient(180deg in oklch shorter hue, #2152a8 0%, #073a8e 100%)",
            "active": "linear-gradient(180deg in oklch shorter hue, #0e4094 0%, #00287b 100%)"
          },
          "contrast": {
            "white": {
              "ratio": 8.449,
              "at": 0,
              "passesAA": true,
              "passesAALarge": true
            },
            "black": {
              "ratio": 1.773,
              "at": 0.9841,
              "passesAA": false,
              "passesAALarge": false
            },
            "suggestedInk": "#ffffff"
          }
        }
      },
      "$description": "Button / CTA surface with hover and active states (--brand-gradient-button)."
    }
  }
}