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  "Date": "2026-07-01",
  "Title": "Simple Colour Manipulation",
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  "Description": "Functions for easily manipulating colours, creating colour\nscales and calculating colour distances.",
  "Encoding": "UTF-8",
  "License": "BSD_3_clause + file LICENCE",
  "URL": "https://github.com/jonclayden/shades",
  "BugReports": "https://github.com/jonclayden/shades/issues",
  "Config/roxygen2/version": "8.0.0",
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  "Date/Publication": "2026-07-01 21:17:51 UTC",
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    "User": "root"
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    "colour",
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    "%.)%",
    "addmix",
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    "complement",
    "contrast",
    "coords",
    "delta",
    "dichromat",
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    "expect_equal_shades",
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    "hue",
    "lightness",
    "luminance",
    "opacity",
    "recycle",
    "saturation",
    "scalefac",
    "shade",
    "shades",
    "space",
    "submix",
    "swatch",
    "warp"
  ],
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    {
      "page": "mixtures",
      "title": "Colour mixtures",
      "topics": [
        "%.)%",
        "%_/%",
        "addmix",
        "submix"
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    {
      "page": "complement",
      "title": "Complementary colours",
      "topics": [
        "complement"
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      "title": "Retrieve the coordinates of a colour vector",
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    {
      "page": "dichromat",
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        "distance"
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      "page": "tinytest",
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      "page": "gradient",
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      ]
    },
    {
      "page": "properties",
      "title": "Query or change colour properties",
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        "chroma",
        "delta",
        "hue",
        "lightness",
        "luminance",
        "opacity",
        "recycle",
        "saturation",
        "scalefac"
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      "page": "shade",
      "title": "The shade class",
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        "!=.shade",
        "==.shade",
        "all.equal.shade",
        "c.shade",
        "print.shade",
        "rep.shade",
        "rev.shade",
        "shade",
        "shade.character",
        "shade.color",
        "shade.default",
        "shade.matrix",
        "shade.shade",
        "shades",
        "[.shade",
        "[<-.shade"
      ]
    },
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        "space"
      ]
    },
    {
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      "title": "Simple colour swatches",
      "topics": [
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      ]
    },
    {
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      "title": "Shift colours between spaces",
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