Color

#2a0409

#2a0409
hex#2a0409
rgbrgb(42, 4, 9)
hslhsl(352, 83%, 9%)
oklchoklch(0.19 0.064 16.9)
Closest name: Belladonna (#220011)Relative luminance 0.006

Colors that go with #2a0409

Charcoal, Royal Blue and Sea Green 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 #2a0409

Tints & shades

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

Harmonies

Complementary

Open in tool →

#042a25

#2a041c · #2a1204

#092a04 · #04092a

Split-complementary

Open in tool →

#042a12 · #041c2a

#1c2a04 · #042a25 · #12042a

Contrast

#2a0409 as textRatioAAAA largeAAAFix
Aaon white
18.75:1passpasspassPasses AAA — no fix needed.
Aaon black
1.12:1failfailfail
  • AA: use #e91632 as the text (4.63:1)
  • AAA: use #f16a7c as the text (7.09:1)
  • AA: or shift the background to #7d7d7d (4.56:1)
  • AAA: or shift the background to #a1a1a1 (7.26:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a0409 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#2a0409 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a0409
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 #2a0409 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a0409-c49c9d-62cb8a-2d231f-f1e9ee?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