Swamp Monster
#005511
Dark olive-green shade for shadowed panels
About Swamp Monster
On my screen, Swamp Monster comes off as a deep, wet-leaning green that feels a step closer to shadow than Forest or Jungle Jam. It's darker and less "leaf-clean," with a muddier undertone that reads swampy instead of canopy true. Compared to Donegal Green, it loses some of that controlled, gear-like composure and turns more inward, like the pigment is thicker.
I use it when the UI needs real grounded depth without going all the way to forest-black. It's great for dashboards and finance apps where certain states should look settled and weighty, not sharp: risk bands on compliance workflows, maintenance queues in field-service consoles, and status labels over map overlays for logistics or fleet systems. It also works in admin tables when you want hierarchy that feels serious but not stern.
Pair it with warm off-whites or soft sand so the olive-brown cast doesn't flatten. If your surrounding greens are cleaner, this shade will be the one that quietly changes the mood.
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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