Stone Cold

#555555

Medium cool gray with clean, neutral balance

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About Stone Cold

Stone Cold feels like gray you'd see under an overcast sky on a concrete loading dock. It's darker than , but it doesn't tip into 's warmer, more burying mood. This one stays cooler and more restrained, so it reads crisp instead of weighty.

I use it when the background needs to hold form without becoming a mood board prop: ticketing systems, helpdesk consoles, and newsroom CMS templates where status pills and dense tables have to stay legible. Compared to , it drops the gray-brown warmth, so photos don't get that slightly earthy cast. Against , it's more grounded and less "finished steel," so it helps sections feel separated without looking strict. the one you reach for when your gray needs to feel controlled, not neutral-flat.

Pair it with near-white text and cool off-whites, and it'll stay clean. If you put it beside very warm browns, it can start to look a little too icy for comfort.

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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

Aa
7.46:1AAA

On Gray 100 #f5f5f5

Aa
6.84:1AAAAA Large

On Gray 900 #18181b

Aa
2.38:1Fail

On Black #000000

Aa
2.82:1Fail

Variations

Shades

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Tints

Lighter variations, created by mixing toward white.

Tones

Muted variations, created by reducing saturation.

Hues

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Temperatures

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Color harmonies

Complementary
Analogous
Triadic
Split Complementary
Tetradic

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#605258

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