31:T489,

32:[{"id":"b7499a68a02a363914d17a67c5f9151a2bad124e872f309ba3550a5fc3fd233a540ea0cb45c4254c2f6a76f38dded0b474a1cc11d5203d06392ffb5082a4895f","href":"https://static.observableusercontent.com/files/b7499a68a02a363914d17a67c5f9151a2bad124e872f309ba3550a5fc3fd233a540ea0cb45c4254c2f6a76f38dded0b474a1cc11d5203d06392ffb5082a4895f","name":"image.png","type":"image/png","lastModified":1645623843754.98,"size":1295},{"id":"6d1688b08d963c253fbf02c068543ef79bbb17a0d6aaaa1a494ce9d9898b335591587ba4fb0f15b3fac227f4a326514d3fed24cca7c2556c56f4bfea329db3d7","href":"https://static.observableusercontent.com/files/6d1688b08d963c253fbf02c068543ef79bbb17a0d6aaaa1a494ce9d9898b335591587ba4fb0f15b3fac227f4a326514d3fed24cca7c2556c56f4bfea329db3d7","name":"image@1.png","type":"image/png","lastModified":1645624012461.093,"size":926},{"id":"94fdfca95186b401e9fa5d71baeb9144eab59592d30307b50b5b9e75a985f98aecad794e842949f5420b53666b966d1c9e24fa3a726e76e64d27ee5b6e45e612","href":"https://static.observableusercontent.com/files/94fdfca95186b401e9fa5d71baeb9144eab59592d30307b50b5b9e75a985f98aecad794e842949f5420b53666b966d1c9e24fa3a726e76e64d27ee5b6e45e612","name":"image@2.png","type":"image/png","lastModified":1645624535906.72,"size":2146},{"id":"ffe2bf41cbe7b6430b30ba0d77dddbd772491ec9d506e337954af5fc44402881d88effc562931612745e8f51d8f321ade51d2c2950140f661d2985949272a77f","href":"https://static.observableusercontent.com/files/ffe2bf41cbe7b6430b30ba0d77dddbd772491ec9d506e337954af5fc44402881d88effc562931612745e8f51d8f321ade51d2c2950140f661d2985949272a77f","name":"image@3.png","type":"image/png","lastModified":1645624566369.238,"size":1786}] 2f:{"title":"Chrome Transparency Bug","cells":[{"id":0,"value":"# Chrome Transparency Bug\n\nChrome has a compositing bug where a display's color profile is applied incorrectly to semi-opaque colors. To reproduce it, set your display profile to anything but sRGB. If you don't see the difference right away try a number of profiles, e.g. \"Adobe RGB (1998)\" or \"ACES CG Linear\".\n\nRelated issues:\n- [Issue 1077522: SVG mask render incorrectly with hardware acceleration](https://bugs.chromium.org/p/chromium/issues/detail?id=1077522)\n- [Issue 1105566: No sRGB choice in chrome://flags/#force-color-profile](https://bugs.chromium.org/p/chromium/issues/detail?id=1105566)\n\n---","pinned":false,"hidden":false,"mode":"md"},{"id":208,"value":"## Test 1\n\nExamples of correct (left, sRGB profile) vs incorrect (right, custom profile) compositing:\n\n> ${await FileAttachment(\"image@1.png\").image()} ${await FileAttachment(\"image.png\").image()}\n\nThe color inside the markers is drawn at full opacity. The color outside the markers is drawn at 50% opacity.\n\n**Test:**","pinned":false,"hidden":false,"mode":"md"},{"id":3,"value":"

\n","pinned":false,"hidden":false,"mode":"html"},{"id":205,"value":"---\n\n## Test 2\n\nExamples of correct (top row, sRGB profile) vs incorrect (bottom row, custom profile) compositing:\n\n> ![](${await FileAttachment(\"image@3.png\").url()})\n>\n> ![](${await FileAttachment(\"image@2.png\").url()})\n\nThe fully opaque target color (top left triangle) is approximated through multiple transparent layers (bottom right triangle):\n- left square: 1 layer at 50% opacity\n- middle square: 2 layers at 29% opacity each\n- right square: 4 layers at ~16% opacity each\n\n**Test:**\n","pinned":false,"hidden":false,"mode":"md"},{"id":19,"value":"$31","pinned":false,"hidden":false,"mode":"html"}],"files":"$W32","stdlib":"1","titling":"auto"}