Matterhorn

#524b4b

Neutral, slightly lighter gray-brown for balanced UI

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About Matterhorn

I drop Matterhorn on the canvas when I need a gray that feels grounded but never turns earthy or ink-like. It reads as a medium-dark neutral with a cool, steady undertone, like a wall that's been sitting in shade. Compared with , it gives up that faint lived-in warmth; compared with , it stays a touch lighter and cleaner, not washed; and next to Off the Beaten Path, it doesn't pick up that cocoa murk.

This is the one I reach for when I want the UI to hold its structure without looking heavy. I use it in product dashboards, newsroom CMS layouts, and catalog admin tables where rows, chips, and panel headers need to feel consistent from a distance. It also behaves nicely behind muted photography, because it doesn't pull the scene toward brown.

Quirk: because it sits cool and mid-dark, pair it with crisp borders and slightly softer text weights, or your lines can feel a bit tight.

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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
8.51:1AAA

On Gray 100 #f5f5f5

Aa
7.81:1AAA

On Gray 900 #18181b

Aa
2.08:1Fail

On Black #000000

Aa
2.47:1Fail

Variations

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