Thunderdome
#f6f3a7
Warmer, punchier yellow-green for chart accents
About Thunderdome
Thunderdome reads like a pale storm light caught in a pale-green room. It's noticeably more green-leaning than Pale Canary and less yellow-leaning than Buttered Popcorn, but it doesn't go as dusty and leaf-soft as Pollen. The saturation is restrained, and the lightness stays high, so it feels like a bright UI wash rather than a painted highlight.
I use it as a calm "active" surface when I need something friendlier than sage but not as warm as popcorn cream. It's great for onboarding and dashboards in logistics and ag-tech, especially step panels, map legend backgrounds, and chart headers where you want clarity without the lemony pull of Pale Canary. Next to olive-gray and ink slate, it stays readable and keeps the page from drifting too yellow.
One quirk: because it's light and slightly cool-green, it can look a touch flat beside very saturated greens. If that happens, give it contrast with darker labels or a warmer neutral. It's the one you reach for when you want "clean and green" with a soft edge, not a dusty whisper.
Code snippets
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Contrast checker
WCAG 2.1 contrast ratios. AA requires 4.5:1 for normal text, 3:1 for large. AAA requires 7:1 / 4.5:1.
On White #ffffff
On Gray 100 #f5f5f5
On Gray 900 #18181b
On Black #000000
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