Color

#2a2229

#2a2229
hex#2a2229
rgbrgb(42, 34, 41)
hslhsl(308, 11%, 15%)
oklchoklch(0.264 0.017 330.2)
Closest name: Anthracite (#28282d)Relative luminance 0.018

Colors that go with #2a2229

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 →

#222a23

#27222a · #2a2225

#292a22 · #22292a

Split-complementary

Open in tool →

#252a22 · #222a27

#2a2722 · #222a23 · #22252a

Contrast

#2a2229 as textRatioAAAA largeAAAFix
Aaon white
15.45:1passpasspassPasses AAA — no fix needed.
Aaon black
1.36:1failfailfail
  • AA: use #886d84 as the text (4.57:1)
  • AAA: use #a691a4 as the text (7.21:1)
  • AA: or shift the background to #8c8c8c (4.59:1)
  • AAA: or shift the background to #b0b0b0 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a2229 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2a2229 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a2229
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 #2a2229 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a2229-c19fb8-87cb62-2d1f25-eee9f1?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