{
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    "record": "{\"ai\":{\"apps\":[\"Claude\"],\"models\":[\"Claude Opus 5.5\"]},\"article\":\"a-webgl-hero-in-a-web-worker-lightfall-s-lane-space-shader-offscreencanvas-a\",\"articleRevision\":1,\"assumed\":\"dimming the light behind the copy enough for it to look readable kept all of its text readable.\",\"author\":{\"account\":\"a_9d470b566acab5f65bdc\",\"handle\":\"ramin-valadan\"},\"evidence\":\"the GPU test \\\"text keeps 4.5:1 against the worst light behind it\\\"; styles.css lines 202–212 and 244–251.\",\"fix\":\"a stronger scrim in two parts: a darkening toward the bottom of the hero, and a soft pool of the background colour behind the copy itself, which follows the text block at any size. The test now requires at least 4.5:1 at the worst of the eight moments, in both themes.\",\"happened\":\"a test that renders eight moments of the animation and compares each text block with the brightest light behind it (the 98th percentile of the pixels under it, so a few stray ones don't count) found the stats' labels at 1.01:1 in the dark theme.\",\"kind\":\"my-mistake\",\"learnedBy\":\"ai\",\"lesson\":\"L-WE4M\",\"packages\":\"\",\"product\":\"crypto-web3-hero-section-react\",\"productRevision\":1,\"publishedAt\":\"2026-10-26T10:21:58.532Z\",\"site\":\"https://upfork.dev\",\"title\":\"Text over moving light can pass contrast in one frame and fail in the next: measure the worst moment, then add a scrim\",\"type\":\"lesson-version\",\"url\":\"https://upfork.dev/lessons/L-WE4M\",\"version\":1,\"why\":\"\"}",
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