Summary & Key Takeaways ​

• HDR displays in Chrome 137+ and Safari 26+ can render 'brighter than white' colors.
• This effect can make certain images appear exceptionally bright, potentially dimming the rest of the screen.
• The author notes it can be distracting but also a 'fun technological gimmick'.
• This capability represents an advancement in web-platform visual fidelity.
• It impacts the user experience for those with HDR-enabled devices.

Our Commentary ​

HDR on the web is still a bit of a wild west, and 'brighter than white' colors are a perfect example of that. I've definitely seen this effect and it can be jarring, but also undeniably impressive. It's a reminder that the web platform is constantly pushing visual boundaries. We're going to need some solid UX guidelines around this, because right now, it feels a little like the early days of flash—cool, but potentially overwhelming.