Color

#2a040c

#2a040c
hex#2a040c
rgbrgb(42, 4, 12)
hslhsl(347, 83%, 9%)
oklchoklch(0.19 0.064 12.1)
Closest name: Belladonna (#220011)Relative luminance 0.0061

Tints & shades

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

Harmonies

Complementary

Open in tool →

#042a22

#2a041f · #2a0f04

#0c2a04 · #040c2a

Split-complementary

Open in tool →

#042a0f · #041f2a

#1f2a04 · #042a22 · #0f042a

Contrast

#2a040c as textRatioAAAA largeAAAFix
Aaon white
18.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.12:1failfailfail
  • AA: use #e51542 as the text (4.52:1)
  • AAA: use #f16a87 as the text (7.15:1)
  • AA: or shift the background to #7d7d7d (4.55:1)
  • AAA: or shift the background to #a1a1a1 (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a040c 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

#2a040c reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a040c
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

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

analyze #2a040c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a040c-c49ca0-62cb82-2d221f-f1e9ef?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