"impossible color" meaning in English

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  "lang_code": "en",
  "pos": "noun",
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          "ref": "2024 September 24, Tyler Thrasher, Terry Mudge, The Universe in 100 Colors: Weird and Wondrous Colors from Science and Nature, Sasquatch Books, →ISBN, page 228:",
          "text": "If you're still with us, there is one last impossible color we’d like to share. Imaginary colors are those that mathematically exist, sure, but we’ll never see them.",
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          "ref": "2025 May 6, Anthony Dunne, Fiona Raby, “2: An Archive of Impossible Objects”, in Not Here, Not Now: Speculative Thought, Impossibility, and the Design Imagination, MIT Press, →ISBN:",
          "text": "Self-luminous red, reddish green, stygian blue, and hyperbolic orange are all examples of impossible colors, a category that also includes chimerical, forbidden, imaginary, nonrealizable, and nonphysical colors. … There are two main categories of impossible color: those that lie just beyond human perception and are impossible to see, but exist, and those that do not exist physically, but we can \"see\" in the mind.",
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        "A color that the human eye normally cannot see, but might seem to appear under rare conditions or due to visual illusions."
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          "illusion",
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  "word": "impossible color"
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          "ref": "2024 September 24, Tyler Thrasher, Terry Mudge, The Universe in 100 Colors: Weird and Wondrous Colors from Science and Nature, Sasquatch Books, →ISBN, page 228:",
          "text": "If you're still with us, there is one last impossible color we’d like to share. Imaginary colors are those that mathematically exist, sure, but we’ll never see them.",
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          "ref": "2025 May 6, Anthony Dunne, Fiona Raby, “2: An Archive of Impossible Objects”, in Not Here, Not Now: Speculative Thought, Impossibility, and the Design Imagination, MIT Press, →ISBN:",
          "text": "Self-luminous red, reddish green, stygian blue, and hyperbolic orange are all examples of impossible colors, a category that also includes chimerical, forbidden, imaginary, nonrealizable, and nonphysical colors. … There are two main categories of impossible color: those that lie just beyond human perception and are impossible to see, but exist, and those that do not exist physically, but we can \"see\" in the mind.",
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        "A color that the human eye normally cannot see, but might seem to appear under rare conditions or due to visual illusions."
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