Color

#09040b

#09040b
hex#09040b
rgbrgb(9, 4, 11)
hslhsl(283, 47%, 3%)
oklchoklch(0.122 0.022 318)
Closest name: Eight Ball (#03050a)Relative luminance 0.0017

Tints & shades

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

Harmonies

Complementary

Open in tool →

#060b04

#06040b · #0b040a

#0b0904 · #040b09

Split-complementary

Open in tool →

#0a0b04 · #040b06

#0b0604 · #060b04 · #040a0b

Contrast

#09040b as textRatioAAAA largeAAAFix
Aaon white
20.31:1passpasspassPasses AAA — no fix needed.
Aaon black
1.03:1failfailfail
  • AA: use #a253c1 as the text (4.54:1)
  • AAA: use #ba80d1 as the text (7.1:1)
  • AA: or shift the background to #787878 (4.6:1)
  • AAA: or shift the background to #999999 (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 #09040b 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

#09040b reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #09040b
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 #09040b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/09040b-bb9fc1-b2cb62-2d1f2b-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