{"id":12997,"date":"2022-04-14T05:30:10","date_gmt":"2022-04-14T05:30:10","guid":{"rendered":"https:\/\/www.rhesusnegative.net\/staynegative\/?p=12997"},"modified":"2022-07-19T10:09:43","modified_gmt":"2022-07-19T10:09:43","slug":"why-do-so-many-rh-negatives-have-hazel-eyes-or-central-heterochromia","status":"publish","type":"post","link":"https:\/\/www.rhesusnegative.net\/staynegative\/why-do-so-many-rh-negatives-have-hazel-eyes-or-central-heterochromia\/","title":{"rendered":"Why do so many Rh negatives have hazel eyes or central heterochromia?"},"content":{"rendered":"<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"https:\/\/www.hupso.com\/share\/\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/static.hupso.com\/share\/buttons\/share-medium.png?w=640&#038;ssl=1\" style=\"border:0px; padding-top:5px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Pinterest\",\"Linkedin\");var hupso_background_t=\"#EAF4FF\";var hupso_border_t=\"#66CCFF\";var hupso_toolbar_size_t=\"medium\";var hupso_twitter_via = \"datebytype\";var hupso_image_folder_url = \"\";var hupso_twitter_via=\"datebytype\";var hupso_url_t=\"\";var hupso_title_t=\"Why do so many Rh negatives have hazel eyes or central heterochromia?\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"770\" src=\"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2016\/09\/0e392dcff8e207272d5009000ffa6076.jpg?resize=640%2C770&#038;ssl=1\" alt=\"\" class=\"wp-image-5759\" srcset=\"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2016\/09\/0e392dcff8e207272d5009000ffa6076.jpg?resize=851%2C1024&amp;ssl=1 851w, https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2016\/09\/0e392dcff8e207272d5009000ffa6076.jpg?resize=249%2C300&amp;ssl=1 249w, https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2016\/09\/0e392dcff8e207272d5009000ffa6076.jpg?resize=768%2C925&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2016\/09\/0e392dcff8e207272d5009000ffa6076.jpg?w=902&amp;ssl=1 902w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><figcaption> <\/figcaption><\/figure><\/div>\n\n\n\n<p><strong>Hazel eyes <\/strong>are due to a combination of&nbsp;Rayleigh scattering&nbsp;and a moderate amount of melanin in the iris&#8217; anterior border layer.&nbsp;Hazel eyes often appear to shift in color from a brown to a green. Although hazel mostly consists of brown and green, the dominant color in the eye can either be brown\/gold or green. This is how many people mistake hazel eyes to be amber and vice versa.&nbsp;This can sometimes produce a multicolored iris, i.e., an eye that is light brown\/amber near the pupil and charcoal or dark green on the outer part of the iris (or vice versa) when observed in sunlight.<\/p>\n\n\n\n<p>Definitions of the eye color&nbsp;<em>hazel<\/em>&nbsp;vary: it is sometimes considered to be synonymous with light brown or gold, as in the color of a&nbsp;hazelnut&nbsp;shell.<\/p>\n\n\n\n<p>Around 18% of the US population and 5% of the world population have hazel eyes.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"320\" src=\"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2020\/11\/central-heterochromia.jpg?resize=640%2C320&#038;ssl=1\" alt=\"\" class=\"wp-image-8955\" srcset=\"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2020\/11\/central-heterochromia.jpg?resize=1024%2C512&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2020\/11\/central-heterochromia.jpg?resize=300%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2020\/11\/central-heterochromia.jpg?resize=768%2C384&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2020\/11\/central-heterochromia.jpg?resize=666%2C333&amp;ssl=1 666w, https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2020\/11\/central-heterochromia.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2020\/11\/central-heterochromia.jpg?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Central heterochromia<\/strong> is also an eye condition where there are two colors in the same iris; but the arrangement is concentric, rather than sectoral. The central (pupillary) zone of the iris is a different color than the mid-peripheral (ciliary) zone. Central heterochromia is more noticeable in irises containing low amounts of&nbsp;melanin.<\/p>\n\n\n\n<figure class=\"wp-block-embed-wordpress aligncenter wp-block-embed is-type-wp-embed is-provider-rh-negative-blood-and-people\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"GrEWOcGpPA\"><a href=\"https:\/\/www.rhesusnegative.net\/staynegative\/what-do-rh-negative-people-have-in-common\/\">100 Traits that Rh Negatives might have in common<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;100 Traits that Rh Negatives might have in common&#8221; &#8212; The Rh Negative Blog\" src=\"https:\/\/www.rhesusnegative.net\/staynegative\/what-do-rh-negative-people-have-in-common\/embed\/#?secret=J02rW3GfFL#?secret=GrEWOcGpPA\" data-secret=\"GrEWOcGpPA\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><br><\/p>\n<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"https:\/\/www.hupso.com\/share\/\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/static.hupso.com\/share\/buttons\/share-medium.png?w=640&#038;ssl=1\" style=\"border:0px; padding-top:5px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Pinterest\",\"Linkedin\");var hupso_background_t=\"#EAF4FF\";var hupso_border_t=\"#66CCFF\";var hupso_toolbar_size_t=\"medium\";var hupso_twitter_via = \"datebytype\";var hupso_image_folder_url = \"\";var hupso_twitter_via=\"datebytype\";var hupso_url_t=\"\";var hupso_title_t=\"Why do so many Rh negatives have hazel eyes or central heterochromia?\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>","protected":false},"excerpt":{"rendered":"<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"https:\/\/www.hupso.com\/share\/\"><img src=\"https:\/\/static.hupso.com\/share\/buttons\/share-medium.png\" style=\"border:0px; padding-top:5px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Pinterest\",\"Linkedin\");var hupso_background_t=\"#EAF4FF\";var hupso_border_t=\"#66CCFF\";var hupso_toolbar_size_t=\"medium\";var hupso_twitter_via = \"datebytype\";var hupso_image_folder_url = \"\";var hupso_twitter_via=\"datebytype\";var hupso_url_t=\"\";var hupso_title_t=\"Why do so many Rh negatives have hazel eyes or central heterochromia?\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>Hazel eyes are due to a combination of&nbsp;Rayleigh scattering&nbsp;and a moderate amount of melanin in the iris&#8217; anterior border layer.&nbsp;Hazel eyes often appear to shift in color from a brown to a green. Although hazel mostly consists of brown and green, the dominant color in the eye can either be brown\/gold or green. This is how many people mistake hazel eyes to be amber and vice versa.&nbsp;This can sometimes produce a multicolored iris, i.e., an eye that is light brown\/amber near the pupil and charcoal or dark green on the outer part of the iris (or vice versa) when observed in sunlight. Definitions of the eye color&nbsp;hazel&nbsp;vary: it is sometimes considered to be synonymous with light brown or gold, as <div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"https:\/\/www.hupso.com\/share\/\"><img src=\"https:\/\/static.hupso.com\/share\/buttons\/share-medium.png\" style=\"border:0px; padding-top:5px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Pinterest\",\"Linkedin\");var hupso_background_t=\"#EAF4FF\";var hupso_border_t=\"#66CCFF\";var hupso_toolbar_size_t=\"medium\";var hupso_twitter_via = \"datebytype\";var hupso_image_folder_url = \"\";var hupso_twitter_via=\"datebytype\";var hupso_url_t=\"\";var hupso_title_t=\"Why do so many Rh negatives have hazel eyes or central heterochromia?\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>","protected":false},"author":1,"featured_media":8949,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"amp_status":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[1],"tags":[],"class_list":["post-12997","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-facts"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2020\/11\/Segmental_heterochromia_in_left_eye.png?fit=1024%2C228&ssl=1","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p5DV68-3nD","_links":{"self":[{"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/posts\/12997","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/comments?post=12997"}],"version-history":[{"count":5,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/posts\/12997\/revisions"}],"predecessor-version":[{"id":13312,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/posts\/12997\/revisions\/13312"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/media\/8949"}],"wp:attachment":[{"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/media?parent=12997"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/categories?post=12997"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/tags?post=12997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}