{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.violet","code":"thing-q428124","url":"https://ver.cy/models/thing/q428124/","name":"violet","alternateNames":["bright ube","violet red","red-violet","cobalt violet","dark violet","pale violet red","thistle"],"kind":"thing","status":"published","version":"0.2.0-wave.1","language":"en","classifiers":{"family":"Thing Registry","category":"Cross-cutting context","entryKind":"thing","plane":"XCT","domain":["XCT.QLT"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"Violet is a colour at the short-wavelength end of the visible spectrum, between blue and ultraviolet, spectrally around 380 to 450 nanometres; purple is nonspectral, while pigment and design names such as cobalt violet, red-violet and dark violet describe related hues rather than necessarily spectral violet, and the flower-derived name is used in art, design, symbolism and colour standards.","purpose":"Let an agent identify and specify violet shades, explain spectral violet versus purple, provide colour codes and accessibility guidance, and describe cultural and symbolic uses.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Short-wavelength spectral colour","Bluish purple","Many named shades","Named after the flower"],"structure":{"bundles":[{"id":"specify","name":"Specify","description":"Colour codes.","layers":[{"id":"codes","name":"Codes","description":"Hex and other values.","findings":[{"id":"codes-finding","name":"Codes","description":"Codes.","questions":[{"text":"What are the hex, RGB and other values for this violet shade?","kind":"provenance"},{"text":"Which standard defines it?","kind":"provenance"}]}]},{"id":"shades","name":"Shades","description":"Named shades.","findings":[{"id":"shades-finding","name":"Shades","description":"Named shades.","questions":[{"text":"How do red-violet, dark violet and cobalt violet differ?","kind":"definition"},{"text":"Which pigments produce them?","kind":"provenance"}]}]}]},{"id":"science","name":"Science","description":"Physics and perception.","layers":[{"id":"spectral","name":"Spectral","description":"Spectral violet.","findings":[{"id":"spectral-finding","name":"Spectral","description":"Spectral violet.","questions":[{"text":"Why is violet a spectral colour while purple is not?","kind":"definition"},{"text":"How do displays reproduce violet?","kind":"definition"}]}]},{"id":"perception","name":"Perception","description":"Seeing violet.","findings":[{"id":"perception-finding","name":"Perception","description":"Perception.","questions":[{"text":"How do people with colour vision deficiency perceive violet?","kind":"provenance"},{"text":"Why does violet appear reddish to some observers?","kind":"provenance"}]}]}]},{"id":"design","name":"Design","description":"Using violet.","layers":[{"id":"contrast","name":"Contrast","description":"Accessibility.","findings":[{"id":"contrast-finding","name":"Contrast","description":"Accessibility.","questions":[{"text":"Does this violet meet WCAG contrast requirements against the background?","kind":"measurement"},{"text":"Which pairings work?","kind":"action"}]}]},{"id":"palette","name":"Palette","description":"Palettes.","findings":[{"id":"palette-finding","name":"Palette","description":"Palettes.","questions":[{"text":"Which palettes suit this violet for the intended mood?","kind":"action"},{"text":"How does it print versus display?","kind":"provenance"}]}]}]},{"id":"culture","name":"Culture","description":"Meaning.","layers":[{"id":"symbolism","name":"Symbolism","description":"Symbolic uses.","findings":[{"id":"symbolism-finding","name":"Symbolism","description":"Symbolism.","questions":[{"text":"What does violet symbolise in this culture or tradition, according to sources?","kind":"provenance"},{"text":"Which movements have used it?","kind":"provenance"}]}]},{"id":"nature","name":"Nature","description":"Violet in nature.","findings":[{"id":"nature-finding","name":"Nature","description":"Nature.","questions":[{"text":"Which flowers, minerals and animals are violet, and why?","kind":"provenance"},{"text":"Which entry fits the violet flower?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Describe violet as a spectral colour and as hues in pigments and dyes.","Convert between wavelength and colour coordinates, stating the colour space."],"mustNot":["Confuse violet light with ultraviolet when advising on eye or skin exposure.","Misrepresent a colour in product listings so buyers receive something else.","Ignore colour-vision differences when using violet as the only signal in a display."],"requiresHuman":["Choosing colours for safety signs or medical displays."]},"ethics":{"considerations":["Colour symbols carry religious, political and cultural meanings.","Colour-only signals exclude people with colour-vision deficiency."],"affectedParties":["Viewers and users of displays","People with colour-vision deficiency"]},"owners":{"steward":"Nobody: a colour held in common.","roles":[],"masterSystems":[]},"relations":[{"target":"Q3257809","type":"parent","note":"registry parent class"},{"target":"purple","type":"related","note":"category"},{"target":"blue","type":"related","note":"spectrum neighbour"},{"target":"radiation","type":"related","note":"visible light"},{"target":"afterglow","type":"related","note":"purple light in twilight"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.violet","Wikidata: Q428124 (https://www.wikidata.org/wiki/Q428124)"]},"properties":{"applicability":"not-applicable","items":["spectral wavelength: about 380-450 nm"]},"recognition":{"applicability":"optional","items":["Spectral violet lies between blue and ultraviolet.","Violet is a spectral colour at short visible wavelengths.","Purple is nonspectral and can result from a mixture of red and blue light.","A bluish purple hue."]},"capabilities":{"applicability":"required","items":["specify violet in colour systems","distinguish violet from purple","check contrast and accessibility","describe symbolism and uses"]},"hazards":{"applicability":"required","items":["Confusing violet and purple","Poor contrast in design","Display differences"]},"interfaces":{"applicability":"required","items":["Colour standards such as sRGB and Pantone","WCAG contrast guidelines"]},"context":{"applicability":"required","items":["Colour identification, design and culture.","spectral violet","cobalt violet and other pigments","red-violet and dark violet shades","web and design violets","violet in nature such as flowers and minerals"]}},"sources":[{"title":"Wikidata item Q428124: violet","url":"https://www.wikidata.org/wiki/Q428124","note":"identity and sense of the item"},{"title":"Wikipedia: Violet (color)","url":"https://en.wikipedia.org/wiki/Violet_%28color%29","note":"general description of the item"}],"openQuestions":["Should named shades be separate entries?","How should colour standards be linked?","How should cultural meanings be attributed?"],"resources":{"spec":"/models/things/publications/thing-q428124/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q428124/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T16:05:29Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"not-applicable","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-07T10:10:30+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass","interaction.properties":"Plane XCT: no invented physical properties."},"score":1.0}}