Color

#2b252d

#2b252d
hex#2b252d
rgbrgb(43, 37, 45)
hslhsl(285, 10%, 16%)
oklchoklch(0.274 0.017 317.7)
Closest name: Anthracite (#28282d)Relative luminance 0.0203

Colors that go with #2b252d

Charcoal, Amber and Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#272d25

#27252d · #2d252b

#2d2b25 · #252d2b

Split-complementary

Open in tool →

#2b2d25 · #252d27

#2d2725 · #272d25 · #252b2d

Contrast

#2b252d as textRatioAAAA largeAAAFix
Aaon white
14.94:1passpasspassPasses AAA — no fix needed.
Aaon black
1.41:1failfailfail
  • AA: use #816e87 as the text (4.51:1)
  • AAA: use #a192a5 as the text (7.17:1)
  • AA: or shift the background to #8f8f8f (4.62:1)
  • AAA: or shift the background to #b3b3b3 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b252d as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2b252d reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b252d
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2b252d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b252d-bc9fc1-afcb62-2d1f2b-ebe9f1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md