Shiitake
#a5988a
Warm gray-brown mushroom tone with muted depth
About Shiitake
The first thing I notice with Shiitake is how it stays gray, but still carries a dry, earthy hush. It's a little browner than the more weathered cools, and it doesn't have the heavier, deliberate warmth of Earl Grey. Compared to Eiffel Tower, it doesn't feel airy. It sits a touch heavier and more muted, like a background that's been handled a few times.
I use it when I need a neutral field that won't fight either direction of content. It's a strong fit for product marketing sites and retail admin screens where you want UI panels to separate without turning the page into flat brown or gray mush. It also works in newsroom templates and document management interfaces where photos and tables need a calmer stage. If you're choosing between nearby grays, this is the one you reach for when you want restraint with actual warmth, not fog, not weight.
Pair it with crisp off-whites and slightly darker type for contrast that feels grounded. And if your layout leans very pale, test it early, because Shiitake can make washed highlights look a bit dull next to it.
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
Variations
Shades
Darker variations, created by mixing toward black.
Tints
Lighter variations, created by mixing toward white.
Tones
Muted variations, created by reducing saturation.
Hues
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Temperatures
Warm and cool shifts of this color.
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