Color

#1f090d

#1f090d
hex#1f090d
rgbrgb(31, 9, 13)
hslhsl(349, 55%, 8%)
oklchoklch(0.178 0.039 10.4)
Closest name: Italian Roast (#221111)Relative luminance 0.0052

Colors that go with #1f090d

Charcoal, Dark Olive Green and Sienna 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 #1f090d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#09201c

#200919 · #201009

#0d2009 · #090d20

Split-complementary

Open in tool →

#092010 · #091920

#192009 · #09201c · #100920

Contrast

#1f090d as textRatioAAAA largeAAAFix
Aaon white
19.04:1passpasspassPasses AAA — no fix needed.
Aaon black
1.1:1failfailfail
  • AA: use #ca4961 as the text (4.64:1)
  • AAA: use #d8798a as the text (7.02:1)
  • AA: or shift the background to #7d7d7d (4.62:1)
  • AAA: or shift the background to #9e9e9e (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f090d as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#1f090d reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f090d
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 #1f090d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f090d-c49c9f-62cb85-2d231f-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