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                      "value": "The image in CIE-LAB format. Same dimensions as input."
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            {
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              "name": "observer",
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                      "value": "One of: 2-degree observer, 10-degree observer, or 'R' observer as in R function grDevicesconvertColor."
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                  ]
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              ]
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            {
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                      "value": "This parameter indicates which axis of the array corresponds to channels."
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                },
                {
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                  "kind": "versionadded",
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        "value": "from skimage import data\nfrom skimage.color import rgb2xyz, xyz2lab\nimg = data.astronaut()\nimg_xyz = rgb2xyz(img)\nimg_lab = xyz2lab(img_xyz)\n",
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        "out": ""
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        },
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        "kind": "KEYWORD_ONLY",
        "default": "-1"
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    ],
    "return_annotation": {
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    },
    "target_name": "xyz2lab"
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  "references": [
    ".. [1] http://www.easyrgb.com/en/math.php",
    ".. [2] https://en.wikipedia.org/wiki/CIELAB_color_space"
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}