primary colour | optics (2024)

","url":"Introduction","wordCount":0,"sequence":1},"imarsData":{"INFINITE_SCROLL":"476096|1,494011|1,652516|1,642003|1,2129783|1,558960|1,165792|1,2214537|1,678754|1,244854|1","HAS_REVERTED_TIMELINE":"false","QUICK_FACTS":"

"},"npsAdditionalContents":{},"templateHandler":{"name":"INDEX"},"paginationInfo":{"previousPage":null,"nextPage":null,"totalPages":1},"uaTemplate":"INDEX","infiniteScrollList":[{"p":1,"t":476096},{"p":1,"t":494011},{"p":1,"t":652516},{"p":1,"t":642003},{"p":1,"t":2129783},{"p":1,"t":558960},{"p":1,"t":165792},{"p":1,"t":2214537},{"p":1,"t":678754},{"p":1,"t":244854}],"familyPanel":{"topicInfo":{"id":476096,"title":"primary colour","url":"https://www.britannica.com/science/primary-color","description":"Colour: The laws of colour mixture: The three additive primary colours are red, green, and blue; this means that, by additively mixing the colours red, green, and blue in varying amounts, almost all other colours can be produced, and, when the three primaries are added together in equal amounts, white is produced.","type":"TOPIC","titleText":"primary colour","metaDescription":"Other articles where primary colour is discussed: colour: The laws of colour mixture: The three additive primary colours are red, green, and blue; this means that, by additively mixing the colours red, green, and blue in varying amounts, almost all other colours can be produced, and, when the three primaries are added together in equal amounts, white is produced.","identifierHtml":"optics","identifierText":"optics","alternateTitles":"primary color, primary hue","topicClass":"science","topicKey":"primary-color","articleContentType":"INDEX","ppTecType":"CONCEPT","gaTemplate":"INDEX","topicType":"INDEX","relativeUrl":"/science/primary-color","assemblyLinkPrefix":"/media/1/476096/"},"topicLink":{"title":"primary colour","url":"https://www.britannica.com/science/primary-color"},"tocPanel":{"title":"Directory","itemTitle":"References","toc":null},"groups":[{"type":"MEDIA","title":{"title":"Media","url":"https://www.britannica.com/science/primary-color/images-videos"},"links":[{"title":"Images","url":"https://www.britannica.com/science/primary-color/images-videos#Images","target":"Images-primary-color"}],"imageList":false,"flatLinks":[{"title":"Images","url":"https://www.britannica.com/science/primary-color/images-videos#Images","target":"Images-primary-color"}]}]},"byline":{"contributors":null,"allContributorsUrl":null,"lastModificationDate":null,"contentHistoryUrl":null,"warningMessage":null,"warningDescription":null,"contributorNames":"NULL"},"citationInfo":{"contributors":null,"title":"primary colour","lastModification":null,"url":"https://www.britannica.com/science/primary-color"},"websites":null,"freeTopicReason":"TOPIC_IS_INDEX_PAGE","topicCollectionLinks":[],"articleSchemaMarkup":{"browserTitle":null,"imageUrl":null,"authors":null,"keywords":"primary colour","wordcount":0,"url":"https://www.britannica.com/science/primary-color","creationDate":null,"modificationDate":null,"description":"Other articles where primary colour is discussed: colour: The laws of colour mixture: The three additive primary colours are red, green, and blue; this means that, by additively mixing the colours red, green, and blue in varying amounts, almost all other colours can be produced, and, when the three primaries are added together in equal amounts, white is produced."},"initialLoad":true}