{
  "openapi": "3.0.3",
  "info": {
    "title": "Color Toolkit",
    "description": "Convert colors (hex/RGB/HSL/HSV/CMYK), check WCAG contrast, and generate palettes — pure, fast, no keys.",
    "version": "1.0.0"
  },
  "components": {
    "schemas": {}
  },
  "paths": {
    "/convert": {
      "get": {
        "summary": "Convert a color between formats",
        "tags": [
          "Color"
        ],
        "description": "Parse a hex, rgb(), hsl(), or CSS named color and return hex, RGB, HSL, HSV, and CMYK.",
        "parameters": [
          {
            "schema": {
              "type": "string"
            },
            "example": "#3b82f6",
            "in": "query",
            "name": "color",
            "required": true,
            "description": "Any CSS color"
          }
        ],
        "responses": {
          "400": {
            "description": "Bad request",
            "content": {
              "application/json": {
                "schema": {
                  "description": "Bad request",
                  "type": "object",
                  "properties": {
                    "error": {
                      "type": "string"
                    },
                    "message": {
                      "type": "string"
                    }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/contrast": {
      "get": {
        "summary": "WCAG contrast ratio between two colors",
        "tags": [
          "Color"
        ],
        "description": "Computes the WCAG 2.x contrast ratio and AA/AAA pass-fail for normal and large text.",
        "parameters": [
          {
            "schema": {
              "type": "string"
            },
            "example": "#777777",
            "in": "query",
            "name": "foreground",
            "required": true
          },
          {
            "schema": {
              "type": "string"
            },
            "example": "#ffffff",
            "in": "query",
            "name": "background",
            "required": true
          }
        ],
        "responses": {
          "400": {
            "description": "Bad request",
            "content": {
              "application/json": {
                "schema": {
                  "description": "Bad request",
                  "type": "object",
                  "properties": {
                    "error": {
                      "type": "string"
                    },
                    "message": {
                      "type": "string"
                    }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/palette": {
      "get": {
        "summary": "Generate a color palette",
        "tags": [
          "Color"
        ],
        "description": "Generate complementary, analogous, triadic, tetradic, or monochromatic palettes from a base color.",
        "parameters": [
          {
            "schema": {
              "type": "string"
            },
            "example": "#3b82f6",
            "in": "query",
            "name": "color",
            "required": true
          },
          {
            "schema": {
              "type": "string",
              "enum": [
                "complementary",
                "analogous",
                "triadic",
                "tetradic",
                "monochromatic"
              ],
              "default": "complementary"
            },
            "in": "query",
            "name": "type",
            "required": false
          },
          {
            "schema": {
              "type": "integer",
              "minimum": 2,
              "maximum": 12,
              "default": 5
            },
            "in": "query",
            "name": "count",
            "required": false,
            "description": "For monochromatic"
          }
        ],
        "responses": {
          "400": {
            "description": "Bad request",
            "content": {
              "application/json": {
                "schema": {
                  "description": "Bad request",
                  "type": "object",
                  "properties": {
                    "error": {
                      "type": "string"
                    },
                    "message": {
                      "type": "string"
                    }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/random": {
      "get": {
        "summary": "Generate random colors",
        "tags": [
          "Color"
        ],
        "description": "Return one or more random colors with hex/rgb/hsl.",
        "parameters": [
          {
            "schema": {
              "type": "integer",
              "minimum": 1,
              "maximum": 50,
              "default": 1
            },
            "example": 5,
            "in": "query",
            "name": "count",
            "required": false
          }
        ],
        "responses": {
          "400": {
            "description": "Bad request",
            "content": {
              "application/json": {
                "schema": {
                  "description": "Bad request",
                  "type": "object",
                  "properties": {
                    "error": {
                      "type": "string"
                    },
                    "message": {
                      "type": "string"
                    }
                  }
                }
              }
            }
          }
        }
      }
    }
  },
  "servers": [
    {
      "url": "https://web-toolbox-api-production.up.railway.app/color",
      "description": "Production"
    }
  ]
}