Color

#2a1809

#2a1809
hex#2a1809
rgbrgb(42, 24, 9)
hslhsl(27, 65%, 10%)
oklchoklch(0.229 0.038 59)
Closest name: Burnt Coffee (#271b10)Relative luminance 0.0117

Colors that go with #2a1809

Blue Violet, Charcoal and Royal 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.

Real palettes that use #2a1809

Tints & shades

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

Harmonies

Complementary

Open in tool →

#091b2a

#2a090b · #2a2809

#092a18 · #18092a

Split-complementary

Open in tool →

#092a28 · #090b2a

#0b2a09 · #091b2a · #28092a

Contrast

#2a1809 as textRatioAAAA largeAAAFix
Aaon white
17.03:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #ad6225 as the text (4.55:1)
  • AAA: use #d6823d as the text (7.12:1)
  • AA: or shift the background to #858585 (4.62:1)
  • AAA: or shift the background to #a8a8a8 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a1809 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2a1809 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a1809
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 #2a1809 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a1809-c4b39c-62cbc7-2d2c1f-f1e9ea?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